subdirn.子目录subn.潜艇；替代品vi.替代vt.转包合同subsp. ponderatan.四川亚种Subsect. Pontican.长序杜鹃亚组subsoil supercrust地基表层subterraneous stem地下茎sub - transposed次转置Subsect. Grandian.大叶杜鹃亚组subroutine segment[计] 子程序段Subgen. Xyridionn.琴瓣鸢尾亚属Subgen. Calanthen.虾脊兰亚属subduction complex俯冲带杂岩,俯冲复合体