哪个

nǎ ge which; who

app 可以

kě yǐ can; may; possible; able to; not bad; pretty good

竞猜

jìng cāi to try to answer a question (in a quiz, guessing game, riddle etc); quiz game

欧洲杯

Ōu zhōu bēi European cup (e.g. soccer)

维基百科

Wéi jī bǎi kē Wikipedia (online encyclopedia)

Wéi jī Bǎi kē Wikipedia (online encyclopedia)

网址

wǎng zhǐ website; web address; URL

：bt44net