Total hardness
[化] 总硬度\\n[医] 总硬度
🧩 词语组成解析
hardness
['hɑrdnɪs]
n. 坚硬;<物>硬性;困难;冷酷;
🗣️ 情景例句
Would a professional photographer be without a picture?
一位专业摄影师会没有照片吗？
I have received a letter from my cousin.
我收到了我表兄的信。
We've got some cheaper ones in the back room.
后面房间里有一些比较便宜的。