发热 fārè to have a high temperature
to have a high temperature; feverish; unable to think calmly; to emit heat
How to remember 发热: 发 send out + 热 hot = to have a high temperature.
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How it is used
- Two senses. Medical: 'to have a fever / run a temperature' - 病人发热 (bìngrén fārè) the patient has a fever.
- Physical: 'to give off heat' - 电脑发热 (the computer is getting hot). Figuratively 头脑发热 (tóunǎo fārè) means to act rashly/hot-headedly.