caterpillarKK [ˋkætəˏpɪlɚ] /ˈkætəˌpɪlɚ/名詞1毛毛蟲、幼蟲A green caterpillar was slowly eating the leaves of my tomato plant.一隻綠色的毛毛蟲正慢慢啃食我番茄植株的葉子。2履帶車、履帶式車輛機械Two caterpillars were leveling the ground before the foundation was poured.灌漿打地基前,有兩台履帶車在整平地面。3履帶機械The tank's caterpillars left deep marks across the muddy field.戰車的履帶在泥濘的田地上留下深深的痕跡。