Gerontologist
其它 Other[醫(yī)] 老年病學(xué)家
??? 情景例句
He complained to me about the food.
他向我抱怨伙食不佳。
Yes, and I hope we can have some snow this winter.
是的，我希望今年冬天會下雪。
We're twins!
我們是雙胞胎。