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 don't know.
我不知道。
He learns Spanish every day.
他每天都学西班牙语。
After a wonderful meal, they told stories and sang songs by the campfire.
他们美美地吃了一顿饭后，就围在营火旁讲起了故事，唱起了歌。