Mechanical lever
[电] 机械闸柄
🧩 词语组成解析
lever
['li:və, 'levə]
n. 杠杆;操作杆;工具;
vt. 用杠杆撬动;
🗣️ 情景例句
I'd like to call home
我想打电话回家
It is not polite to eavesdrop on the conversation of other people.
偷听他人说话是很不礼貌的。
At that moment, everybody began to laugh and sing.
此时，大家已经笑了起来，同时唱起了歌。