泄洪闸 xièhóngzhá sluice gate Definitions Defs Origin Strokes Stroke Words Sentences Sents 泄洪 xièhóng to discharge floodwater To release or discharge water to control a flood; also written as 泄洪 xièhóng.闸 閘 zhá noun sluice gate (bound form) sluice gate; floodgate; a water control facility used to adjust water flow; formerly a river tax station