heavy bagn.〈拳击〉练习袋heavyadj.大(量)的；重的；沉重的；猛烈的heavy seas.波涛汹涌的海面heavy welding大断面焊接heavy casting大型铸件heavy luggage沉重的行李heavy-tails厚尾heavy parting厚夹层heavy selling抛售heavy weights重量级heavy cut tar重焦油heavy against对 ... 很不利