Knoop hardness number
[医] 努普氏硬度数
🧩 词语组成解析
努普显微压痕硬度试验仪
hardness
['hɑrdnɪs]
n. 坚硬;<物>硬性;困难;冷酷;
🗣️ 情景例句
But what do you care about?
但你关心什么呢？
Ah, goody! Breakfast is ready.
噢，太好了！可以开饭了！
I don't think anyone knows about this. I said.
“我想没人知道这一情况，”我说。