Antiphonic
a. 交互轮唱\\nn. 轮唱赞美诗集
🗣️ 情景例句
Do you think it's too long?
你会不会觉得太长了？
How long does it take?
火车要开多久？
Oh, good! He's coming down the ladder, now.
噢，好！现在他正从梯子上爬下来。