Retained austenite
[机] 残留沃斯田铁
🧩 词语组成解析
v. 保持( retain的过去式和过去分词 ); 拦住; 保存; 止住
[机] 沃斯田铁, 沃斯田体
🗣️ 情景例句
Yes, I am.
是的。
What's your nationality? Are you an American.
你的国籍是什么？你是美国人？
He has asked to be introduced to the pianist.
他要求会见这位钢琴家。