Lever safety valve
[机] 杠杆安全阀
🧩 词语组成解析
lever
['li:və, 'levə]
n. 杠杆;操作杆;工具;
vt. 用杠杆撬动;
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
Do? I don't know.
读什么 ？我不知道。
You can't tell anybody by what they seem.
你不能凭外表判断人。
The Ombudsman is not subject to political pressure.
司法特派员不受任何政治压力的制约。