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
How was your school-board meeting last night?
昨天晚上你们的联合校董会会议开得怎么样？
Did you go hunting last yesterday?
你昨天去打猎了吗？
This is Michael Baker,
这位是迈克尔。贝克，