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

18 新

xīn new; newly; meso- (chemistry)

Xīn abbr. for Xinjiang 新疆[Xin1 jiang1] or Singapore 新加坡[Xin1 jia1 po1]; surname Xin

利

lì sharp; favorable; advantage; benefit; profit; interest; to do good to; to benefit

Lì surname Li

体育

tǐ yù sports; physical education

客户

kè hù client; customer

端的

duān dì really; after all; details; particulars

百科

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

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