单词	减轻孔
释义	减轻孔lightening hole
随便看	top-down logic top-down management orientation top-down management theory top-down method top-down model top-down parse top-down parser top-down parsing top-down parsing algorithm top-down parsing language top-down parsing language--topl top-down parsing language，topl top-down partitioning rule top-down planning top-down policy implementation top-down process top-down processing top-down programming top-down programming method top-down program refinement top-down radix sort top-down reasoning top-down recognition top-down recognizer top-down recursive parser