Tempered steel
[化] 回火钢
🧩 词语组成解析
a. 回火的, 缓和的, 脾气...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
I remember when I was pregnant with Richard.
我记得当我怀着Richard时，
I'd like to ask you just one question.
恕我请教你一个问题。
The things on show were all used a hundred years ago.
展出的都是100年前使用的东西。