Emergency shut(off) valve
[化] 紧急切断阀
🧩 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;
🗣️ 情景例句
Come in!
进来，
Poverty is apain, but no disgrace.
贫困是痛苦，但不是耻辱。
I admire him for his success in business.
我佩服他事业有成。