3betme 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

大

dà big; huge; large; major; great; wide; deep; older (than); oldest; eldest; greatly; very much; (dialect) father; father's elder or younger brother

dài see 大夫[dai4 fu5]

福

fú good fortune; happiness; luck

Fú surname Fu; abbr. for Fujian province 福建省[Fu2 jian4 sheng3]

城

chéng city walls; city; town; CL:座[zuo4],道[dao4],個|个[ge4]

下

xià down; downwards; below; lower; later; next (week etc); second (of two parts); to decline; to go down; to arrive at (a decision, conclusion etc); measure word to show the frequency of an action

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]