Cofiltration
余滤子
🗣️ 情景例句
Do you have any questions in mind about them, Mr. Martin?
你还有什么问题吗，马丁先生？
How far is it from the shore of the Atlantic to the mountains?
从大西洋海岸到山脉有多远？
I hope not. She says she's got a headache and a cough. Perhaps she's caught a cold.
我也但愿如此。她说有点头痛，还咳嗽。也许是感冒了。