Marquench
等温[分级]淬火, 马氏体淬火, 淬火时效
🗣️ 情景例句
This is heaven, Harry!
这简直是天堂， Harry！
He emerged as leader at the age of thirty.
他在30岁时出人头地成为领袖。
He is used to eating out all the time.
他已经习惯在外面吃饭了。