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
The grass is greener on the other side of the fence.
隔岸风景好，邻家芳草绿。
Marriage is a lottery with more blanks than prizes.
结婚如同摸彩票，空票多而中票少。
New China was founded in l949.
1949年新中国成立。