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
Now Max has come into everyone's life.
现在Max走进了每个人的生活里 。
Labour is light where love doth pay.
爱情作酬报，劳苦必轻松。
Once the oxygen content of the air had risen to 25% it was ready to burn.
一旦氧气在空气中的含量达到25%，它就要燃烧。