下行 xiàxíng downbound Definitions Defs Origin Strokes Stroke Words Sentences Sents Showing: downstream All meanings 3 xiàxíng 3 downbound 1downstream 1vertical 1 1 sentence for 下行 (xiàxíng — downstream) 船只顺流下行,速度极快。 chuánzhī shùnliú xiàxíng, sùdù jí kuài. The boat moved downstream at a very high speed. Source: Dong Chinese Dictionary