AGEN自身红细胞凝集试验agen.年龄；时代；时期；长时间v.（使）变老；（使）陈化age-effectiveness年龄效率ages of reclamation开垦年限age standardization年龄标准化age at-retirement退休年龄Age adding absolute年龄加绝对值age-sex structure年龄性别结构age-fitness chart年龄体质表Age of the Pyramids金字塔时期agenesis of sternum胸骨发育不全age-human capital年龄别