Sagh萨格sagv.下垂；下跌；消沉n.下垂；下跌；凹陷；[航海]随风漂流Sagittaria altigenan.高原慈姑sagittal synostosis矢状缝间骨性结合sagittal focal line径向焦线,弧矢焦线Sagittaria trifolian.野慈姑sag resistance test抗流淌试验Sagittaria triforia慈姑Sagiyama alphavirus鹭山甲病毒Sagnac's experimentsagittal fontanelle矢囟Sagittal-focusing弧矢聚焦