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

永

yǒng forever; always; perpetual

利

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

Lì surname Li

贵宾

guì bīn honored guest; distinguished guest; VIP

会场

huì chǎng meeting place; place where people gather; CL:個|个[ge4]

注册

zhù cè to register; to enroll

送

sòng to deliver; to carry; to give (as a present); to present (with); to see off; to send

58 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]