Hardmeter
硬度计
🗣️ 情景例句
You were four or five years old, I think.
当时你才四、五岁 我想。
We can't stop it.
我们不能阻止它。
Fifteen policemen had to push very hard to get him off the main street.
15个警察不得不用很大的力气把它推离主要街道。