effusion

effusion
noun
  1. an instance of giving off something such as a liquid, light, or smell
    (液体、光或气体的)流出,泻出,发散
    a massive effusion of poisonous gas.
    有毒气体的大量泻漏。
    [mass noun]he studied the rates of effusion of gases.
    他研究了各种气体泻出的速度。
    ■(Medicine)an escape of fluid into a body cavity
    (医)渗出
    ■an act of talking or writing in an unrestrained or heartfelt way
    倾诉(指无约束、真诚地说或写)
    literary effusions.
    文学倾诉。
语源
  1. late Middle English: from Latin effusio(n-), from effundere 'pour out' (see effuse)
英语宝典
考试词汇表