Temporary hardness
[医] 暂时硬度
🧩 词语组成解析
hardness
['hɑrdnɪs]
n. 坚硬;<物>硬性;困难;冷酷;
🗣️ 情景例句
Please, come in. Join us.
请进。跟我们一起吃吧。
I did lesson yesterday.
我昨天做功课。
The reason lies in its gravity.
其原因在于月球的重力。