heavy bagn.〈拳击〉练习袋heavyadj.大(量)的；重的；沉重的；猛烈的heavy impulse高冲量heavy statics强静电干扰,强烈天电干扰heavy fishing滥捕heavy tamping强夯heavy calibre大口径heavy railway重型铁路heavy-lifts重大件heavy gas oil重瓦斯油heavy melting大件优质废铁heavy naphtha重石脑油