词汇	labor difficulty
释义	labor difficulty 扁豆
随便看	graft bone graft busters graft bypass graft cardiac rebeating graft chimaera graft chloroprene rubber graft clamp graft compatibility graft compatibility variation Graft component graft condensation polymers graft copelymerization graft coplymerization graft copoloymerization graft copolymefization graftcopolymer graft copolymer graft copoly-mer graft copolymerazation graft copolymer fibre graft copolymer hollow fiber graft copolymer hollow fibre graft copolymerication graft copolymerization graft-copolymerization