Sedimentogenesis
沉积物形成作用
🗣️ 情景例句
Hi, Peter.
彼得，你好。
How long will it take for a package to get to California?
你把包裹寄到加州要多长时间?
Then, instead of having someone answering the phone all day, people can ring up the railway station and listen to a tape recording of the information.
然后，人们可以打电话到火车站，从录音电话中获取信息，而不要安排一个专人整天接电话。