Optically active substance
[化] 旋光性物质
🧩 词语组成解析
adv. 眼睛地；视力地；光学地
active
['æktiv]
adj. 积极的，活跃的，有生气的;迅速的，敏捷的;有效的，起作用的;
n. [语法]主动语态;积极分子，活跃的人;
🗣️ 情景例句
What did I forget?
我忘记什么？
How did you do it?
你是怎样达成它的？
Though the costume consisted only of a sheet, it was very effective.
尽管化装服仅由一个被单制成，却十分逼真。