Lock(ing) valve
[化] 锁紧阀; 保险阀
🧩 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
You gave them to Richard.
你交给了Richard。
There are two sides to every question.
每个问题都有两个方面。
Some of my acquaintances in the country come up to town once or twice a year to visit the theatre as a special treat.
我在乡村有一些熟人，他们每年进城来看一回或几回戏，并把此看作一种特殊的享受。