1、 At the peak of its popularity in the late nineties, the band sold ten million albums a year.
20世纪90年代后期那个乐队最红的时候,每年售出1,000万张唱片.
来源:《简明英汉词典》
2、 Some men are old at sixty - five ; others are still as lively as crickets in their nineties.
有些人到六十五 岁 就老了, 可有些人九十多岁还非常活泼.
来源:辞典例句