Definition
To have a body temperature that is higher than normal due to illness.
发烧，发热
He didn't come to work this morning because he was running a fever.
他今天早上没来上班，因为他在发烧。
I think I might be running a fever; I need to take my temperature.
我想我可能发烧了；我需要量体温。
The child seemed lethargic and was running a fever.
孩子看起来很没精神，而且正在发烧。