Definition: the quality of being hot or warm, or the temperature of something Level: B1
你是如何在这样的高温下没有空调工作的？
How do you manage to work in this ___heat without air conditioning?
她总是穿外套，即使在夏天的炎热中。
She always wore a coat, even in the ___heat of summer.
用小火煮酱汁10分钟。
Cook the sauce on low ___heat for 10 minutes.
