An't
(=are not, am not)不是
🗣️ 情景例句
When do you think we'll be through?
你认为我们什么时候能完毕？
If he wants to make any changes,minor alternations can be made then.
如果他有什么意见的话，我们还可以对计划稍加修改。
Hold on please. I'm sorry.
请别挂断。很抱歉。