[intransitive, transitive] cool (sth / sb) (down / off) to lower the temperature of something or someone; to become cool（使）降温；（使）冷却；（使）变凉◆Let the soup cool (down).让汤凉一凉。◆After the game we needed to cool off.比赛过后，我们需要凉快凉快。◆A nice cold drink will cool you right down.喝一杯清凉舒爽的冷饮会让你立刻凉快下来。 |