Proeutectic austenite
[机] 初晶沃斯田铁
🧩 词语组成解析
先共晶
[机] 沃斯田铁, 沃斯田体
🗣️ 情景例句
Who wants to begin?
谁先开始？
It is a pay phone .
那是一个付费电话。
That was quick!Have you finished already?
好快啊！你已经浇完了？