You've changed your tune since this morning, haven't you?

自从今天早上起你就改变了调子，不是吗？

《柯林斯英汉双解大词典》

Paul: you've changed your tune.

保罗：你改变论调啦。

youdao

Paul: you've changed your tune.

保罗：你改变论调啦。

youdao