Eg . Nitrogen forms about four ----- fifths of thre atmosphere.

About three fifths of the population here are farmers.

这儿大约有五分之三的人口是农民.

He tried to remember, span the crowded events of three-fifths of a lifetime.

他想回忆一下, 想越过一生中 五分之三 的光阴和繁杂的事件去回忆.

Women make up two-fifths of the British labour force.

妇女构成英国劳动力人数的五分之二.

Two-fifths of the machines on display were new items.

91展出的机器五分之一都是新产品.

They the money into fifths and take fifth each.

他们把钱分成五份,每人拿了五分之一.

The result is that two-fifths of IF babies are twins.

结果造成了 五分之二 的试管婴儿是双胞胎.

The total amount is in the fifties.

总共五十多个.

I probably look as if I'm in my fifties rather than my seventies.

我大概看上去像50多岁而不是70多岁。

Many were retired people, and just on a fifth were in their fifties.

许多都是退休的人，其中差不多有五分之一年龄在五十多岁。

In her early fifties, she wears tons of jewelry.

她50出头, 全身是珠光宝气.

She knew he was in his middle fifties, although he looked much younger.

尽管他看上去年轻得多，她知道他在55岁左右。

Mid-fifties, short black hair, grey moustache, distinctive Russian accent. Need I go on?

五十四五岁，黑色短发，灰色八字胡，明显的俄国口音，还需要我继续说吗？

Dr. Palmer Kirby was a shy, serious, ugly man in his middle fifties.

巴穆?柯比博士腼腆 、 严肃, 长相丑陋,已经五十四、五岁了.

He was a tubby little man in his fifties, with sparse hair.

他50来岁，头发稀疏，身材矮胖。

A golden wedding is the fiftieth anniversary of a marriage.

金婚是结婚五十周年纪念日.

In 1894 all Vienna honored the fiftieth anniversary of Strauss as a conductor.

1894年全维也纳举行了施特劳斯担任乐队指挥50年庆祝会.

This new method was brought into existence in the fiftieth.

这一新方法出现于五十年代.

It'sounded like the very thing for a fiftieth － anniversary celebration.

这看来很像是一次庆祝金婚的盛典.

In 1929 a great celebration was held on his fiftieth birthday in Berlin.

1929年,在他五十寿辰的时候,人们在柏林举行大的庆祝会.

Fifty civilians in Masawa were killed when government planes attacked the town.

马萨瓦市遭到政府军飞机轰炸，有50名平民丧生。