jacketn.短上衣；茄克衫；皮；护封；绝缘护套vt.加外套；装封套jacket pipe水套管jacket core水套型芯jacket gage片基量规jacket head夹套封头jacket face片夹面Jacket hems上衣底边jacket cell套层细胞jacket field插孔盘jacketed pan夹层锅jacket cover水套盖,书皮保护套