「熱い」 Used to describe the state that matter temperature is high （熱いコーヒー、体が熱い）and also psychological state of being excited or passionate. （熱い男、熱い視線、熱い議論）
「暑い」 Used to describe the state that air temperature is high. （暑い夏、蒸し暑い）
November 28, 2017
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