[attrib.](Medicine)of or relating to the region immediately beneath the skin (医)(与)皮下(有关)的 ■(of a needle or syringe) used to inject a drug or other substance beneath the skin (针,注射器)用于皮下注射的 ■(of a drug or other substance or its application) injected beneath the skin (药物等或其应用)注射于皮下的