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
and you've got to do one more thing.
而且你还要做一件事。
I think it's going to take at least 2 days.
我认为它将花至少两天时间。
We thought we might go out, but we said we'd check with each other first.
我们认为我们可能出去，但我们说好要先互相通通气的。