詞語：presenium
presenium的意思
presenium 老年前期;
presenium的參考例句
1.Objective: Research normal presenium immunity function level. 目的：研究正常人老年前期免疫功能水平。
2.The death were analysis by studied discovered malignant tumors in the first coronary heart disease cor pulmonale in the next, especially the presenium. 值得注意的是惡性腫瘤占死亡原因的首位，尤其是在老年前期紐患者中。
3.Alzheimer's disease is a degenerative disease of brain characterized by progressive dementia which occurs during presenium and senectitude, and the cause of AD is still unknown. 阿爾茨海默病是發生在老年期及老年前期的以進行性癡呆為主要特徵的神經退行性病變，病因尚不明確，確診靠腦組織活檢或屍檢。