Body temperature — the temperature of a person or animal, usually measured to check for fever.
朝、熱がないか体温を測った。
In the morning I measured my temperature to see if I had a fever.
平熱は人によって異なる。
Normal body temperature varies from person to person.
体温が高いので今日は学校を休む。
My temperature is high, so I'll stay home from school today.