上下动 shàngxiàdòng vertical movement Definitions Defs Origin Strokes Stroke Words Sentences Sents 上下动 上下動 shàngxiàdòng vertical movement movement going up and down; vertical motion seesaw a piece of playground equipment that moves up and down; teetertotter
上下动 上下動 shàngxiàdòng vertical movement movement going up and down; vertical motion seesaw a piece of playground equipment that moves up and down; teetertotter
