caterpillarn.毛虫Caterpillar.n.卡特彼勒(财富500强公司之一；总部所在地美国；主要经营工业农业设备)caterpillar hair keratitis蛾虫毛角膜炎caterpillar hauling scraper履带牵引式铲运机caterpillar hair ophthalmia蛾虫毛性眼炎, 结节性眼炎caterpillar haul-off unit覆带式牵引装置caterpillar hydraulic loader履带液力装载机caterpillar running mechanism覆带走行机构caterpillar hydraulic-loader履带式液压装载机caterpillar excavating machine履带挖掘机caterpillar-mounted excavator履带式挖土机caterpillarring in flap migration有蒂植皮术的蠕行移转法