Hardness limit
[化] 硬度极限
🧩 词语组成解析
hardness
['hɑrdnɪs]
n. 坚硬;<物>硬性;困难;冷酷;
🗣️ 情景例句
No, thanks.
不啦，谢谢。
What's for dinner tonight?
今天晚上吃什么东西？
I suggest that you did not catch the 8 o'clock train,
您乘的不是8点钟的火车，