| 单词 | 老人学 |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔gerontology〕The scientific study of the biological, psychological, and sociological phenomena associated with old age and aging.老人学：与年老或老年人有关的生物、心理和社会现象的科学研究美国传统He works at a centre for gerontological research, where he is studying the experiences of old people in institutions.他在老人学研究中心工作，研究养老院里老人们的经历。剑桥国际 |
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