科普

kē pǔ popular science; popularization of science; abbr. of 科學普及|科学普及

一下

yī xià (used after a verb) give it a go; to do (sth for a bit to give it a try); one time; once; in a while; all of a sudden; all at once

竞猜

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

欧

Ōu Europe; abbr. for 歐洲|欧洲[Ou1 zhou1]; surname Ou

ōu (used for transliteration); old variant of 謳|讴[ou1]

冠

guān hat; crown; crest; cap

Guàn surname Guan

guàn to put on a hat; to be first; to dub

app 的

de of; ~'s (possessive particle); (used after an attribute); (used to form a nominal expression); (used at the end of a declarative sentence for emphasis)

dí really and truly

dì aim; clear

dī see 的士[di1 shi4]

百科

bǎi kē universal; encyclopedic; abbr. for 百科全書|百科全书[bai3 ke1 quan2 shu1]

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