Lever principle
[化] 杠杆原理
🧩 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
Philip, would you join me in the kitchen, please? Philip
请你跟我来厨房好吗
When you're learning to drive, having a good teacher makes all the difference.
初学驾驶有好的教师指导，差别很大。
Would you care to see it?
你要不要看？