Hardened steel
[化] 淬火钢; 淬硬钢
🧩 词语组成解析
hardened
[['ha:dnd]]
a. 变硬的；坚定的
steel
[stil]
n. 钢，钢铁;钢制品;兵器;钢铁工业;
vt. 包上或镀上钢;使坚定;
adj. 钢制的;钢铁业的;坚强的;[色彩]青灰色的;
🗣️ 情景例句
Which band of College English Test have you passed?
大学英语考试过了几级？
Why are you so mean? I've never done anything to you.
凶什么凶？ 我又没得罪你。
During the night, it got terribly cold.
夜里，天冷得厉害。