Schopper hardness
[化] 朔佩尔氏硬度
🧩 词语组成解析
hardness
['hɑrdnɪs]
n. 坚硬;<物>硬性;困难;冷酷;
🗣️ 情景例句
I'm starving to death.
我饿得快要死了！
The president must have the approval of Congress to declare war.
总统若要宣战，必须获得国会的承认。
How I wish all the money were mine!
我多希望这些钱都是我的。