单词	gear mashing
释义	gear mashing 齿轮组
随便看	double vision test double visual images double v joint double v leather packing double-voiced double volcano double volcanoes double voltage connection double-voltage motor double voltage rating double voltage rectifier double volute double volute casing doublevolute pump double volute pump double vortex separator double vortex thunderstorm double vote double vote registered shares double v-shaped incision double-v twill double wages double wall double-wall double wall box gua guai guan guang gui gun guo gwbh gwbk gwbkzwbs 立ち働く立ち入る立ち勝る立ち去る立ち合い立ち向かう立ち回り立ち回る立ち塞がる立ち売り