Emergency unit
[化] 备用机件; 备用装置
🧩 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
Your brother left his bag of film on the ferryboat.
你哥哥将他的旅行袋遗放在渡船上了。
What sort of guarantee do you offer on your product?
你们提供什么样的产品保证呢？
His newspaper provided him with some money in order that he might travel to Gambia for his research.
他的报社给他提供了一些资金，以便他可以去冈比亚进行研究。