Contamin
康塔明铜锰镍电阻合金
🗣️ 情景例句
I read Guangzhou Daily on my way to work in the morning.
早上上班的路上我总是读《广州日报》。
What time does the train for Boston leaves?
去波士顿的火车几点开？
I'd be happy to.
很乐意。