'...very old people here (over 55 years old). ...their mind is n

來源: 於 2016-09-27 13:23:45 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

'There are lots of very old people here (over 55 years old). Their knowledge is out of date and their mind is not very clear either.'

Are they healthly people?