他们的心情怎么样用英语怎么说

The phrase "How are they feeling?" can be used to ask someone about the emotions or mood of someone else.

Here are some examples in English with Chinese translations:

"How are they feeling after the breakup?"
"他们分手后心情如何？"
"I'm curious about how they're feeling after the big win."
"我很好奇他们赢得大胜后的心情。"

The phrase is a common and straightforward way to ask about someone's emotions in English.