Relief valve unit
[化] 保险活门装置; 减压阀装置
🧩 词语组成解析
valve
[vælv]
n. 阀;真空管;（管乐器的）活栓;（心脏的）瓣膜;
vt. 装阀于;以活门调节;
unit
['ju:nit]
n. 单位，单元;装置;个体;[数]单位数;
🗣️ 情景例句
Are there any special requirements that I should list in the paper?
有什么特别的需求要我列在报纸上的？
Jean's mother warned her that men would try to take advantage of her.
琼的母亲警告她，男人会占她的便宜。
How are you getting to the airport? Is anybody seeing you off?
你打算怎样去机场？有人送你吗？