Catalyst unit
[建] 催化单元
🧩 词语组成解析
unit
['ju:nit]
n. 单位，单元;装置;个体;[数]单位数;
🗣️ 情景例句
Its reputation, the opportunities it offers, and the working conditions.
它的声誉，提供的机遇，以及工作条件等。
Old birds are not caught with new nests.
新巢捉不到老鸟。
Is it your brother?
是你弟弟？