To become acute or intense
变得剧烈或强烈
“If inflation heats up, interest rates could increase”(&b{Christian Science Monitor})
“如果通货膨胀加剧则利率可能会提高”(&b{基督教科学箴言报})
(proverb)if you can't deal with the pressures and difficulties of a situation or task, you should leave others to deal with it rather than complaining
(谚)怕热，就别呆在厨房里（意指倘若无法应对压力和困难就应让别人去处理，而不是抱怨）
while temporarily angry, excited, or engrossed, and without stopping for thought
一时冲动之下；盛怒之下；一时性起
(of a female mammal) in the receptive period of the sexual cycle; in oestrus
（雌性哺乳动物）在发情期中；发情