run a temperature
US /rʌn ə ˈtɛm.pər.ə.tʃər/
UK /rʌn ə ˈtɛm.pər.ə.tʃər/

1.
发烧, 体温升高
to have a body temperature that is higher than normal, usually as a symptom of illness
:
•
The child started to run a temperature after feeling unwell all day.
孩子一整天都感觉不舒服,然后开始发烧了。
•
If you run a temperature, you should rest and drink plenty of fluids.
如果你发烧,你应该休息并多喝水。