Vacuum valve
[化] 真空阀
🧩 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
Yeah.
对。
We'll get a taxi from the station.
我们到火车站乘出租车。
She withdrew $1000 from her bank and followed the kidnapper's instructions.
她从银行取出1，000 英镑，并照绑架者的要求做了。