fever

The doctor prescribed rest and lots of fluids to help lower the patient's high fever.

(Chinese) 医生建议休息并大量饮水，以帮助降低病人的高烧。

His fever rose to 39 degrees Celsius, making him feel very weak and tired.

(Chinese) 他的体温升到了39摄氏度，这使他感到非常虚弱和疲倦。