🧩 词语组成解析
v. 立基于, 以…为基础(base的过去式和过去分词)
🗣️ 情景例句
I remember exactly.
我记得很清楚。
Tea, please.
我喝点茶吧。
One is the general atmosphere of secrecy in which it is carried out,
一是科研工作中普遍存在的保密气氛;