Khn
[医][=Knoop hardness number]努普（氏）硬度值
🗣️ 情景例句
Is there a convertible model available?
这里有敞篷车吗？
Don't count your chicken before they are hatched.
不要过早乐观。
I'm from Changsha. What about you?
我是长沙的。你呢？