Marstraining
马氏体常温加工, 马氏体形变时效
🗣️ 情景例句
Yes, I know that.
是的 ，我知道。
It's a shame these instructions are so complicated.
真遗憾，这些说明太复杂了。
The children were at school, my husband was at work and the house was quiet.
孩子们在上学，我丈夫在上班，家里清静得很。