Malleablizing
韧铁退火, 脱碳
🗣️ 情景例句
I hope you're all enjoying the exhibition.
我希望你们都喜欢这个展览
Please turn the light off when you leave.
离去时请随手关灯。
They had just had enough time to swim out of danger when the boat again completed a circle.
他们刚刚来得及游出危险区，快艇就又转完了一圈。