num.第八十一
He toiled on till he was past eighty. 他一直辛苦工作直到年过八十。
There are eighty pages in this book. 这本书有八十页。
Leaving her first job was a watershed in her life. 辞去她的第一份工作是她生活中的一个转折点。
He must be getting on for eighty! 他一定快八十了！
Cook the meat quickly at first to seal in the juices. 一开始要大火烧肉，以便保存肉汁。
The old man was on the verge of eighty. 那老人已年近八十。
