Khn
[医][=Knoop hardness number]努普（氏）硬度值
🗣️ 情景例句
Write a screenplay, do a storyboard, and then shoot the film.
先写剧本串好情节，然后再开拍。
This country is famous for its beautiful lakes.
这个国家以其美丽的湖泊而闻名于世。
Certainly. Here it is.
当然可以。在这儿。