Hardometer
硬度计
🗣️ 情景例句
Don't walk on the grass or you'll be in trouble with the law.
不要踏进草地，不然的话法律会找你麻烦的。
Whatever it is, I need this computer to work.
不管是什么问题，我要求把这台计算机修好。
That's why I didn't see the sign.
所以我才没看见那牌子。