头水 tóushuǐ first wash Definitions Defs Origin Strokes Stroke Words Sentences Sents 乌山头水库 wūshāntóushuǐkù Wushantou Reservoir Wushantou Reservoir, located in Tainan, Taiwan, also known as Coral Lake due to its irregular shoreline头水茶 tóushuǐchá first-flush tea tea leaves harvested from the first picking of the spring season