Shutdown valve
[化] 停车阀; 停机阀
🧩 词语组成解析
shutdown
['ʃʌtdaun]
n. 关闭，倒闭;关机;停工，停业;停播;
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
You had better study hard.
你最好努力学习。
How many feet are you going to use?
你要用几英尺？
It's about my son Jim.
我想谈谈我儿子吉姆的事情。