They start to yawn, and we start to yawn.

他们开始打哈欠，我们也开始打哈欠。

youdao

Then they start to yawn, we start to yawn.

然后他们开始打哈欠，我们也开始打哈欠。

youdao

Then they start to yawn, we start to yawn.

然后他们开始打哈欠，我们也开始打哈欠。

youdao