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
This career move is a step in the right direction.
这次变动是你在事业上的一次迈进。
A little neglect may breed great mischief.
小不忍则乱大谋。
It took him four years to stage this elaborate joke simply to prove that critics do not always know what they are talking about.
他花了4年时间策划这出精心设计的闹剧，只是想证明评论家们有时并不解他们所谈论的事情。