Hardness number
[医] 硬度数
🧩 词语组成解析
hardness
['hɑrdnɪs]
n. 坚硬;<物>硬性;困难;冷酷;
🗣️ 情景例句
you know how Dad is always talking about
知道爸爸时常谈起
I'm mad at myself.
我生自己的气。
She suddenly got into a panic and stopped her car.
她一惊之下突然把车停了下来。