gerontology
柯林斯詞典
1. N-UNCOUNT Gerontology is the study of the process by which we get old, how our bodies change, and the problems that old people have. 老年學
返回 gerontology
1. N-UNCOUNT Gerontology is the study of the process by which we get old, how our bodies change, and the problems that old people have. 老年學