1·他活到了91岁的高龄。
He lived to the ripe old age of 91.
—— 《牛津词典》
2·它拥有超过9100万的成员。
It has over 91 million members.
3·中国著名科学家袁隆平于2021年5月因病去世，享年91岁。
The famous Chinese scientist, Yuan Longping, died of illness at the age of 91 in May 2021.
4·中国科学家、教育家袁隆平上个月在湖南去世，享年91岁。
Yuan Longping, a Chinese scientist and educator, died at the age of 91 in Hunan last month.
5·“杂交水稻之父”袁隆平于2021年5月22日在长沙逝世，享年91岁。
Yuan Longping, "Father of Hybrid Rice", died at the age of 91 in Changsha on May 22nd, 2021.
6·中国著名的杂交水稻科学家袁隆平于2021年5月22日因器官衰竭去世，享年91岁。
Chinese scientist Yuan Longping, renowned or developing the first hybrid rice strain, died of organ failure at 91 on May 22nd, 2021.
7·在1990到1991年的经济衰退中，非洲裔美国人遭受了不成比例的损失。
During the 1990-91 recession, African-Americans suffered disproportionately.
8·本町生产线以91%的效率进行运作。
The Motomachi production line is running at 91% efficiency.
9·伊夫·康加尔于1995年6月22日在巴黎去世，享年91岁。
Yves Congar died on 22 June 1995 at the age of 91 years in Paris.
10·曼德拉本星期满91。
Mandela turns 91 this week.