五分之一等于百分之二十。

One fifth is the same as 20 percent.

五分之二的学生是女生。

Two- fifths of the students are girls.

妇女构成英国劳动力人数的五分之二.

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

只有五分之二的人至少一周一次去户外。

And only two out of five spent time outdoors at least once a week.

根据统计数据. 妇女占整个劳动力的近五分之二.

According to the statistics. women constitute nearly fifths of the work force.

虽然有五分之一遗失钱包的人会受到身份盗窃和信用卡欺诈的影响，但是有五分之二的人会认为存在此类后果的可能。

Although identity theft and card fraud affects one in five of those who lose their wallets, only two in five even considered it a possible consequence.

美国的强劲出口导致到了20世纪20年代末，它几乎掌握着世界五分之二黄金储备。

America's export prowess meant that by the end of the 1920s it held almost two-fifths of the world's gold reserves.