Gerontologist
其它 Other[医] 老年病学家
🗣️ 情景例句
Where do you usually spend your weekends?
你通常在哪度过你的周末？
How many bottles are you going to buy?
你要买几瓶？
The question became one of whether Man could control the disease he had invented.
现在的问题是，人类能否控制住这种人为的疾病。