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
Could you explain why you left?
你能解释一下你离开的原因吗？
Poverty and love are hard to hide.
贫困与爱情，都难瞒过人。
That was quick! she said. Have you finished already?
“你真快！”她说，“你已经买完东西了吗？”