Applied Gerontology应用老人医学;应用老年学
Experimental Gerontology实验老年学;实验老年病学
Gerontology Research医学研究;老年医学研究
Gerontology Ņ老年学
Social Gerontology社会老年学;老人问题研究
gerontology nurse老年病学护士;老年学护士
critical gerontology批判老年学
Gerontology MS老年医学
MA Gerontology老年人医学
N-UNCOUNT（不可数名词） Gerontology is the study of the process by which we get old, how our bodies change, and the problems that old people have. 老年学