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
Come in!
进来，
To examine the problem
检讨问题
It's seven thirty!
七点半了！