Allomorphes
同源异构包体
🗣️ 情景例句
Oh, let's see. It'll be about 3:30 before we have anybody free.
哦，让我想想。大概要到3：30我们才有空。
We have a toll-free number for customers to call.
我们对顾客提供免费服务电话。
(laughing) Really? I've never heard of that before! Thank you very much! Goodbye!
真的吗？我以往从来没有听说过这种事。非常感谢您！再见！