washout

washout
noun
  1. [usu. in sing.](informal)an event that is spoiled by constant or heavy rain
    (非正式)因雨而受影响的活动
    ■a disappointing failure
    令人失望的失败
    the film was branded a colossal washout.
    这部电影被认为是极失败的。
  2. a breach in a road or railway track caused by flooding
    (道路、桥梁被洪水)冲溃
    ■(Geology)a channel cut into a sedimentary deposit by rushing water and filled with younger material
    (地质)冲刷沟
  3. (Medicine)the removal of material or a substance from the body or a part of it, either by washing with a fluid, or by allowing it to be eliminated over a period
    (医)(体内物质的)清除
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