heavy ewe怀孕母羊heavyadj.大(量)的；重的；沉重的；猛烈的heavy-duty machine tap强力机用丝锥heavy repair engineering大修工程heavy-metal antagonist重金属拮抗药Heavy feeling in eyelids睑沉重感Heavy haul freight train重载货车Heavy type car oil se.轿车油封、微车油封、重型车油封。heavy metal availability重金属有效性heavy weave cotton cloth厚纺棉布heavy enamel bonded silk厚漆包丝Heavy metals measurement重金属测量