heavy ewe怀孕母羊heavyadj.大(量)的；重的；沉重的；猛烈的heavy-metal ions stress重金属污染heavy-duty vehicle tire车辆轮胎heavy-duty turning tool重型车刀heavy cylindrical forging大型筒体锻件heavy copper cladding PCB厚铜箔印制板heavy non-ferrous metal有色重金属heavy current transformer大电流互感器heavy-duty ball bearing重型球轴承heavy equipment transport重装备运输工具Heavy Force Modernization重型武力现代化(美国)