Bialternant
[数]双交替式
🗣️ 情景例句
How was your flight?
旅途愉快吗？
All of us hope that you will enjoy yourselves.
我们全体人员祝大家过得愉快。
The porter went to fetch one and arrive back with the station master,
搬运工跑回去取时刻表，同时请来了站长。