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
If you're not sure, then the answer should probably be no.
如果你不确定，那么答案可能就是“不”了。
No way is impossible to courage.
勇敢面前没有通不过的路。
If only he were here.
要是他在就好了。