按字母搜索

问题和答案

15301. PFC Levski Sofia
       (PFC Levski Sofia)
15302. pH
       (pH)
15303. Phaistos disc
       (Phaistos disc)
15304. Phalanx formation
       (Phalanx formation)
15305. Phantasmagoria
       (Phantasmagoria)
15306. Pharmacotheraphy
       (Pharmacotheraphy)
15307. Pharrell Williams
       (Pharrell Williams)
15308. Phase
       (Phase)
15309. Phase-shift keying
       (Phase-shift keying)
15310. Phencyclidine
       (Phencyclidine)
15311. Phenotype
       (Phenotype)
15312. Phi Beta Kappa
       (Phi Beta Kappa)
15313. Phil LaMarr
       (Phil LaMarr)
15314. Phil Murphy
       (Phil Murphy)
15315. Philadelphia Flyers
       (Philadelphia Flyers)
15316. Philadelphia Phillies
       (Philadelphia Phillies)
15317. Philip II of Spain
       (Philip II of Spain)
15318. Philip K. Dick Award
       (Philip K. Dick Award)
15319. Philip Showalter Hench
       (Philip Showalter Hench)
15320. Philip V of Spain
       (Philip V of Spain)
15321. Philipp Lenard
       (Philipp Lenard)
15322. Philippe, Duke of Orléans, Regent of France
       (Philippe, Duke of Orléans, Regent of France)
15323. Philippines
       (Philippines)
15324. Phillip Sharp
       (Phillip Sharp)
15325. Phillips Academy
       (Phillips Academy)
15326. Phillips Exeter Academy
       (Phillips Exeter Academy)
15327. Philosophy
       (Philosophy)
15328. Phineas and Ferb
       (Phineas and Ferb)
15329. Phishing
       (Phishing)
15330. Phobia
       (Phobia)
15331. Phobos (moon)
       (Phobos (moon))
15332. Phoebe (moon)
       (Phoebe (moon))
15333. Phoenix
       (Phoenix)
15334. Phoenix, Arizona
       (Phoenix, Arizona)
15335. Phonetics
       (Phonetics)
15336. Phoney War
       (Phoney War)
15337. Phonon
       (Phonon)
15338. Phormium tenax
       (Phormium tenax)
15339. Phoronida
       (Phoronida)
15340. Phorusrhacos
       (Phorusrhacos)
15341. Photo editing
       (Photo editing)
15342. Photocathode
       (Photocathode)
15343. Photoelectric effect
       (Photoelectric effect)
15344. Photographic film
       (Photographic film)
15345. Photography
       (Photography)
15346. Photomultiplier tubes
       (Photomultiplier tubes)
15347. Photon
       (Photon)
15348. Photosynthesis
       (Photosynthesis)
15349. Phototropism
       (Phototropism)
15350. Photovoltaics
       (Photovoltaics)
15351. PHP
       (PHP)
15352. Phrase
       (Phrase)
15353. Phrygian cap
       (Phrygian cap)
15354. Phyllis George
       (Phyllis George)
15355. Physical chemistry
       (Physical chemistry)
15356. Physical quantity
       (Physical quantity)
15357. Physics
       (Physics)
15358. Physiology
       (Physiology)
15359. Phytosaur
       (Phytosaur)
15360. Pi
       (Pi)
15361. Pi bond
       (Pi bond)
15362. Piano duet
       (Piano duet)
15363. Piano Sonata No. 11 (Mozart)
       (Piano Sonata No. 11 (Mozart))
15364. Piano trio
       (Piano trio)
15365. Piave
       (Piave)
15366. Piccadilly Circus
       (Piccadilly Circus)
15367. Piciformes
       (Piciformes)
15368. Pickett's Charge
       (Pickett's Charge)
15369. Pico do Fogo
       (Pico do Fogo)
15370. Picts
       (Picts)
15371. Picture
       (Picture)
15372. Piculet
       (Piculet)
15373. Piedmont blues
       (Piedmont blues)
15374. Pierce the Veil
       (Pierce the Veil)
15375. Pieridae
       (Pieridae)
15376. Pierre de Coubertin medal
       (Pierre de Coubertin medal)
15377. Pierre Trudeau
       (Pierre Trudeau)
15378. Pierre-Joseph Redouté
       (Pierre-Joseph Redouté)
15379. Pierre-Louis Maupertuis
       (Pierre-Louis Maupertuis)
15380. Pierre-Luc Gagnon
       (Pierre-Luc Gagnon)
15381. Pierre-Simon Laplace
       (Pierre-Simon Laplace)
15382. Piet Mondrian
       (Piet Mondrian)
15383. Pietro Cavallini
       (Pietro Cavallini)
15384. Pig
       (Pig)
15385. Pig Latin
       (Pig Latin)
15386. Pilbara
       (Pilbara)
15387. Pilot fish
       (Pilot fish)
15388. Pind Dadan Khan Tehsil
       (Pind Dadan Khan Tehsil)
15389. Pine
       (Pine)
15390. Pine marten
       (Pine marten)
15391. Pine nut
       (Pine nut)
15392. Pinhole camera
       (Pinhole camera)
15393. Pink Floyd
       (Pink Floyd)
15394. Pink Floyd discography
       (Pink Floyd discography)
15395. Pink triangle
       (Pink triangle)
15396. Pinniped
       (Pinniped)
15397. Pinocchio (1940 movie)
       (Pinocchio (1940 movie))
15398. Pinta Pinta Tjapanangka
       (Pinta Pinta Tjapanangka)
15399. Pinto Colvig
       (Pinto Colvig)
15400. Pintupi
       (Pintupi)
15401. Pintupi Nine
       (Pintupi Nine)
15402. Pinwheel galaxy
       (Pinwheel galaxy)
15403. Pion
       (Pion)
15404. Pioneer plaque
       (Pioneer plaque)
15405. Pipalyatjara, South Australia
       (Pipalyatjara, South Australia)
15406. Pipe organ
       (Pipe organ)
15407. Pippi Longstocking
       (Pippi Longstocking)
15408. Piracy
       (Piracy)
15409. Piracy in the Caribbean
       (Piracy in the Caribbean)
15410. Pirc defence
       (Pirc defence)
15411. Pistol
       (Pistol)
15412. Pitch (music)
       (Pitch (music))
15413. Pitchblende
       (Pitchblende)
15414. Pitcher plant
       (Pitcher plant)
15415. Pitishevskoye Rural Settlement
       (Pitishevskoye Rural Settlement)
15416. Pitt County, North Carolina
       (Pitt County, North Carolina)
15417. Pittodrie Stadium
       (Pittodrie Stadium)
15418. Pituitary adenoma
       (Pituitary adenoma)
15419. Pituitary gland
       (Pituitary gland)
15420. Pixar
       (Pixar)
15421. Pixie Lott
       (Pixie Lott)
15422. Piyaa Albela
       (Piyaa Albela)
15423. Pizza
       (Pizza)
15424. Placenta
       (Placenta)
15425. Placoderm
       (Placoderm)
15426. Placozoa
       (Placozoa)
15427. Plain English Campaign
       (Plain English Campaign)
15428. Plains Indians
       (Plains Indians)
15429. Plan 9 from Outer Space
       (Plan 9 from Outer Space)
15430. Planaria
       (Planaria)
15431. Planck (spacecraft)
       (Planck (spacecraft))
15432. Planck constant
       (Planck constant)
15433. Planck epoch
       (Planck epoch)
15434. Planck units
       (Planck units)
15435. Plane (tool)
       (Plane (tool))
15436. Planet
       (Planet)
15437. Planetary core
       (Planetary core)
15438. Planetary nebula
       (Planetary nebula)
15439. Planetary system
       (Planetary system)
15440. Plankton
       (Plankton)
15441. Planned Parenthood
       (Planned Parenthood)
15442. Plant
       (Plant)
15443. Plant breeding
       (Plant breeding)
15444. Plant hormone
       (Plant hormone)
15445. Plant physiology
       (Plant physiology)
15446. Plant stem
       (Plant stem)
15447. Plantain
       (Plantain)
15448. Plantation of Ulster
       (Plantation of Ulster)
15449. Plasma (physics)
       (Plasma (physics))
15450. Plasma display
       (Plasma display)
15451. Plasma window
       (Plasma window)
15452. Plasmid
       (Plasmid)
15453. Plasmodium
       (Plasmodium)
15454. Plastic
       (Plastic)
15455. Plastic Ono Band
       (Plastic Ono Band)
15456. Plat
       (Plat)
15457. Platanus
       (Platanus)
15458. Platanus orientalis
       (Platanus orientalis)
15459. Plating
       (Plating)
15460. Plato
       (Plato)
15461. Platypus
       (Platypus)
15462. Play (activity)
       (Play (activity))
15463. Play therapy
       (Play therapy)
15464. Playboy
       (Playboy)
15465. Player character
       (Player character)
15466. PlayStation 3
       (PlayStation 3)
15467. PlayStation 4
       (PlayStation 4)
15468. PlayStation All-Stars Battle Royale
       (PlayStation All-Stars Battle Royale)
15469. PlayStation Portable
       (PlayStation Portable)
15470. Plebiscite
       (Plebiscite)
15471. Pleistocene
       (Pleistocene)
15472. Plesiosaur
       (Plesiosaur)
15473. Pleven Province
       (Pleven Province)
15474. Plinian eruption
       (Plinian eruption)
15475. Plínio de Arruda Sampaio
       (Plínio de Arruda Sampaio)
15476. Pliny the Elder
       (Pliny the Elder)
15477. Pliny's Comedy and Tragedy villas
       (Pliny's Comedy and Tragedy villas)
15478. Pliosaur
       (Pliosaur)
15479. Plitvice Lakes
       (Plitvice Lakes)
15480. Ploidy
       (Ploidy)
15481. Plover
       (Plover)
15482. Plug-in hybrid
       (Plug-in hybrid)
15483. Plum
       (Plum)
15484. Plumbing
       (Plumbing)
15485. Plural
       (Plural)
15486. Pluto
       (Pluto)
15487. Plymouth
       (Plymouth)
15488. Po (river)
       (Po (river))
15489. Poales
       (Poales)
15490. Pocahontas
       (Pocahontas)
15491. Podocarpaceae
       (Podocarpaceae)
15492. Pohela Boishakh
       (Pohela Boishakh)
15493. Pohjola
       (Pohjola)
15494. Poincaré conjecture
       (Poincaré conjecture)
15495. Point
       (Point)
15496. Point Break
       (Point Break)
15497. Point Pelee National Park
       (Point Pelee National Park)
15498. Pointe du Hoc
       (Pointe du Hoc)
15499. Pointillism
       (Pointillism)
15500. Poison
       (Poison)
15501. Poison gas
       (Poison gas)
15502. Poitiers
       (Poitiers)
15503. Pokémon
       (Pokémon)
15504. Pokémon (anime)
       (Pokémon (anime))
15505. Pokémon (video game series)
       (Pokémon (video game series))
15506. Pokémon Adventures
       (Pokémon Adventures)
15507. Pokémon Go
       (Pokémon Go)
15508. Pokémon X and Y
       (Pokémon X and Y)
15509. Poker
       (Poker)
15510. Poker Face
       (Poker Face)
15511. Poland
       (Poland)
15512. Polar moment of inertia
       (Polar moment of inertia)
15513. Polaris (star)
       (Polaris (star))
15514. Polarization
       (Polarization)
15515. Pole Position (video game)
       (Pole Position (video game))
15516. Polio vaccine
       (Polio vaccine)
15517. Polis
       (Polis)
15518. Polish language
       (Polish language)
15519. Polish-Lithuanian Commonwealth
       (Polish-Lithuanian Commonwealth)
15520. Political economy
       (Political economy)
15521. Political general
       (Political general)
15522. Political parties in the United States
       (Political parties in the United States)
15523. Political party strength in Kansas
       (Political party strength in Kansas)
15524. Politics
       (Politics)
15525. Politics of Germany
       (Politics of Germany)
15526. Politics of the Netherlands
       (Politics of the Netherlands)
15527. Politics of the United States
       (Politics of the United States)
15528. Polity
       (Polity)
15529. Pollen tube
       (Pollen tube)
15530. Pollination
       (Pollination)
15531. Pollution
       (Pollution)
15532. Polonaise
       (Polonaise)
15533. Polycarbonate
       (Polycarbonate)
15534. Polychaete
       (Polychaete)
15535. Polymer
       (Polymer)
15536. Polymer chemistry
       (Polymer chemistry)
15537. Polymorphism (materials science)
       (Polymorphism (materials science))
15538. Polymyalgia rheumatica
       (Polymyalgia rheumatica)
15539. Polynomial
       (Polynomial)
15540. Polyp
       (Polyp)
15541. Polyphemos
       (Polyphemos)
15542. Polyphyly
       (Polyphyly)
15543. Polytonality
       (Polytonality)
15544. Polyurethane
       (Polyurethane)
15545. Pomegranate
       (Pomegranate)
15546. Pompeii
       (Pompeii)
15547. Pompey
       (Pompey)
15548. Pont Saint-Bénézet
       (Pont Saint-Bénézet)
15549. Pont-de-Veyle
       (Pont-de-Veyle)
15550. Pontarlier
       (Pontarlier)
15551. Pontiac Montana
       (Pontiac Montana)
15552. Pontiac's War
       (Pontiac's War)
15553. Pontic Greek genocide
       (Pontic Greek genocide)
15554. Pontius Pilate
       (Pontius Pilate)
15555. Ponzi scheme
       (Ponzi scheme)
15556. Pop icon
       (Pop icon)
15557. Pop Idol
       (Pop Idol)
15558. Pop music
       (Pop music)
15559. Pope
       (Pope)
15560. Pope Alexander I
       (Pope Alexander I)
15561. Pope Benedict XVI
       (Pope Benedict XVI)
15562. Pope Clement I
       (Pope Clement I)
15563. Pope Clement II
       (Pope Clement II)
15564. Pope Evaristus
       (Pope Evaristus)
15565. Pope Francis
       (Pope Francis)
15566. Pope John
       (Pope John)
15567. Pope John Paul II
       (Pope John Paul II)
15568. Pope Linus
       (Pope Linus)
15569. Pope Pius IX
       (Pope Pius IX)
15570. Pope Pontian
       (Pope Pontian)
15571. Pope Telesphorus
       (Pope Telesphorus)
15572. Pope Victor I
       (Pope Victor I)
15573. Pope Zephyrinus
       (Pope Zephyrinus)
15574. Popol Vuh
       (Popol Vuh)
15575. Poppy
       (Poppy)
15576. Popular science
       (Popular science)
15577. Popular sovereignty
       (Popular sovereignty)
15578. Popular sovereignty in the United States
       (Popular sovereignty in the United States)
15579. Population density
       (Population density)
15580. Population genetics
       (Population genetics)
15581. Populist Movement
       (Populist Movement)
15582. Porcelain
       (Porcelain)
15583. Porcupine
       (Porcupine)
15584. Pornography
       (Pornography)
15585. Porridge
       (Porridge)
15586. Port Arthur
       (Port Arthur)
15587. Port Blair
       (Port Blair)
15588. Port of Gladstone
       (Port of Gladstone)
15589. Port-de-Paix
       (Port-de-Paix)
15590. Portable
       (Portable)
15591. Portage, Wisconsin
       (Portage, Wisconsin)
15592. Portal (video game)
       (Portal (video game))
15593. Portamento
       (Portamento)
15594. Porthmadog
       (Porthmadog)
15595. Portland, Oregon
       (Portland, Oregon)
15596. Portman Road
       (Portman Road)
15597. Portugal
       (Portugal)
15598. Portuguese Empire
       (Portuguese Empire)
15599. Portuguese Grand Prix
       (Portuguese Grand Prix)
15600. Positive-sense single-stranded RNA virus
       (Positive-sense single-stranded RNA virus)