Demonstration unit
[化] 示范装置
🧩 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
Yes. It's a great way to really see the canyon.
真的。那是真正参观峡谷的好方式。
He who does not rise early never does a good day's work.
起身不早，一天的工作难做好。
OK. I'll do that.
好的，我会做的。