投水 tóushuǐ to jump into water Origin Definitions Defs Strokes Stroke Words Sentences Sents 以石投水 yǐshítóushuǐ to get along well To be in complete agreement or harmony; to hit it off; to be perfectly compatible with each other like a stone thrown into water投水炸弹 tóushuǐzhàdàn depth charge anti-submarine weapon intended to be dropped into the water to explode at a certain depth