Malleablizing
韧铁退火, 脱碳
🗣️ 情景例句
The pollution in Beijing is alarming.
北京的污染给人们敲起了警钟。
Why are you so excited?
你为什么这样兴奋？
Thank you very much. I'll return it as soon as I can.
非常感谢。我会尽快归还的。