Alarm valve
[化] 警告阀
🧩 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
No. I'm sorry, but we can't send out our tow truck to get you.
不能，真对不起，我们不能派拖车来。
Which is the right size?
哪个尺码是对的？
Despite her great age, she was very graceful indeed,
尽管上了年纪，但体态确实优美。