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 think you'll find I'm worth it.
我想你会发现我值得拿那些钱。
When did you get up yesterday morning?
你昨天早上几点起床？
We should not only know the theory but also how to apply it to practice.
我们不仅要知道理论，还要知道怎样把理论应用于实践。