七十五的英文：
seventy five

参考例句：

My disease is an asthma and a dropout and, what is less curable, seventy- five.
我的病是气喘和水肿，还有无可救药的是七十五（岁）。

My disease is an asthma and a dropout and, what is less curable, seventy- five
我的病是气喘和水肿，还有无可救药的是七十五(岁)。

I measure 75 centimetres round the waist.
我的腰围是七十五公分。

Three quarter of the staff is less than thirty years old .
百分之七十五的员工不到30岁。

When the boar was a scant seventy-five feet away, he fired
当野猪离他不到七十五?盏氖焙颍

seventy是什么意思：
n. 七十，七十个

Seventy thousand people will pack the stadium.
将有7万人挤满整个体育场。

For the use of seventy and seventieth see the examples at five and fifth
关於seventy和seventieth的用法见five和fifth词条中的示例

The seventies proved recycling's practicality and worth.
七十年代证实了回收利用的可行性和价值。

Seventy of the 350 naturally occurring isotopes are radioactive.
自然界有350种天然同位素，其中70种有放射性。

When you get to seventy you are not so active as you were at fifty
当你到70岁时就不会像50岁时那样有活力。

five是什么意思：
num. 五
n. 五个一组

A pentagon has five sides and five corners.
五边形有五条边和五个角。

fiveteen contains five and three.
15可被5和3除尽。

He knows five languages.
他精通五种语言。

She has borne five children.
她生了五个孩子。

Five applications a day are necessary.
这种药必须每日敷5次。