例句：
Fifty is the new forty。
四十尚未老，五十正當(dāng)年。
You can't live on forty pounds a week。
你靠每周四十英鎊沒(méi)法過(guò)活。
He told us that her age was forty—eight or thereabouts。
他告訴我們她的年齡在四十八歲左右。
They would have been married forty years come this June。
到今年六月他們結(jié)婚就有四十年了。