B.c.e.
abbr. 化学工程学士（Bachelor of Chemical Engineering）；公元前（Before the Common Era）
🗣️ 情景例句
What's the problem?
是什么问题？
A little of every thing is nothing in the main.
每事浅尝辄止，事事都告无成。
Here and here. And I can only move my arm as much as this.
这儿和这儿。我只能这样摆动手臂。