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
No one lives here by that name.
这里没有人叫那个名字。
Who is this ,please?
请问你是哪一位？
Look, Scott.This is a photograph I took during my trip to Australia.
看，这是我到澳大利来旅行时拍的一张照片。