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
Well, I began to think about you and about Michelle,
噢， 我开始想到你和Michelle
When do you expect to have this ready for sale?
你希望此种商品何时上市出售呢？
'You'll soon learn English!' he said.
“您会很快学会英语的！”他说。