gerontology and geriatrics是什么意思 gerontology and geriatrics在线中文翻译

gerontology and geriatrics

中文翻译
1
[网络] 老人学;老年学和老年病学
相关单词
gerontology and geriatrics

相关单词辨析

or: 或者,否则,常用于否定句中 I don't like apples or bananas. Hurry up or you'll miss the bus.
and: 并且,Hurry up and you'll catch the bus.