发烧用英语怎么说怎么写

发烧用英语说为"have a fever"或者"have a temperature"，可以写作 "He has a fever" 或者 "She has a temperature"。

"Fever" 来源于拉丁语 "febri"，意思是热病。 "Temperature" 来源于拉丁语 "temperatura"，意思是体温。

英文例句:

"I have a fever and a headache." (我有发烧和头痛。)
"The patient's temperature is elevated." (病人的体温升高了。)
"The baby has a fever, we need to take her to the doctor." (这个婴儿有发烧，我们需要带她去看医生。)