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
I feel bad
我觉得很不安
Is it far?
远吗？
Suddenly the door of the storeroom was opened and a man entered.
突然贮藏门开了，一个男人走了进来。