Shutoff valve
[化] 切断阀; 断流阀; 截止阀; 闸阀
🧩 词语组成解析
n. 关闭器(如阀、开关), 遮断, 停止
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
Believe me.
相信我。
If you can't remember, just try to guess.
假如你想不起来，就猜一猜看。
It's been open for several years.
它建成已有好几年了。