ac99·net 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

新

xīn new; newly; meso- (chemistry)

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

宝

bǎo jewel; gem; treasure; precious

bǎo variant of 寶|宝[bao3]

2 线路

xiàn lù line; circuit; wire; road; railway track; bus route

检测

jiǎn cè to detect; to test; detection; sensing

中心

zhōng xīn center; heart; core; CL:個|个[ge4]

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]