Acieration
金属镀铁硬化
🗣️ 情景例句
Now, how's the Stewart family?
那么， Stewart全家人都好吗？
Every dog is valiant at his own door.
站在家门口，狗也雄纠纠。
The great cities have been built with no regard for us.
大城市的建设毫不关心我们。