发高烧发得厉害英语怎么说

发高烧发得厉害，在英语中可以用 "having a high fever" 来表示。这个表达的来源可能源于高烧是一种常见的病症，人们通常会用 "fever" 这个词来描述这种症状。例如：
I have been having a high fever for the past few days.
She was taken to the hospital because she had a high fever.
His fever was so high that he was delirious.
其中文翻译分别为：
我过去几天一直发高烧。
她因为发高烧被送往医院。
他的烧得非常厉害，晕头转向。