Gerontologists
(gerontologist 的复数) [医] 老年病学家
🗣️ 情景例句
That's very considerate of you, Michelle.
真会体谅别人， Michelle。
It is lost labour to sow where there is no soil.
没有土壤，播种也是徒劳。
Have you got it?
明白了吗？