They expressed mixed emotions at the news.

他们对这个消息表现出复杂的感情。

He said he is now dealing with mixed emotions.

他说他现在还在处理自己纷杂的情绪。

He felt mixed emotions when he thought of her.

当他想起她时便产生一种复杂的感情。

However, we have mixed emotions about farewell.

然而，我们在告别时的情感是很复杂的。

However, I have mixed emotions about moving on.

然而，我对移动的混合情绪。