The little girl is running a fever and she needs help.

这个小女孩正在发烧，她需要帮助。

《柯林斯英汉双解大词典》

Seems like I'm running a fever.

我好像发烧了。

youdao

I feel as if I'm running a fever.

我好像有点儿发热。

《新英汉大辞典》

He was in the hospital, running a high fever and declining quickly.

VOA: standard.2010.01.12

Mr. Hazare had been running a fever for several days but vowed to go on with his fast.

WSJ: India Moves to Toughen Graft Fight

No one has reported sick so far, but five staff whose children are running a fever have been asked to work out of their homes.

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The publicity he got from his political activism reached a fever pitch during his months-long, media-blitzed flirtation with running for president that seemed conveniently to dovetail with the Spring 2011 season of his TV show.

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