Since nitrogen is four fifths of the air we breathe, they are surprisingly optimistic about raising the temperature on Mars and believe it could be done in hundred years.

由于氮占我们呼吸的空气的五分之四，他们对提高火星的温度持惊人的乐观态度，相信这可以在一百年内完成。

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Nowadays, a number of people like HUAWEI phones better, and about four-fifths of them are adults.

现在，很多人更喜欢华为手机，这些人中大约五分之四是成年人。

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The ivory Buddha carved by Shen Weizhong is the world's smallest piece of sculpture, its size being just four-fifths of a grain of rice.

沈为众雕刻的象牙佛像是世界上最小的雕刻，它只有一粒米的五分之四大。

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And once he said: "Four-fifths of our troubles in this life would disappear if we would only sit down and keep still."

VOA: special.2010.12.23

The company gets four fifths of its revenue from its wire-transfer business.

FORBES: Connect

The referendum may still go ahead despite the presidential decree - if four fifths of parliamentary members vote for it or if a public petition gets enough signatures.

BBC: Kazakhstan: Nazarbayev rejects plan to scrap elections

More than four-fifths of the river water taken from the Murray-Darling basin is used for agriculture.

ECONOMIST: Australia's water war