gerontology

n. 老人病学

Georgia, Georgian, geranium, geriatric, geriatrician, geriatrics, germ, germ warfare, German, German measles (also rubella), German shepherd, germane, Germanic, Germany, germicidal, germicide, germinal, germinate, germination, gerontocracy, gerrymander, gerrymandering, gerund, Gestapo, gestation, gesticulate, gesticulation, gesture, Gesualdo, get, get (sb) off, get (sb.) through sth., get (sth) across (to sb), get about, get above oneself, get across, get after, get ahead, get ahead (of sb), get ahead of,