多年的英文：
many years

参考例句：

The history of firework can be dated back to over 2,000 years ago.
爆竹有大约2000多年的历史了。

That mistake plagued him for years.
那个错误使他痛苦了许多年。

Over 20 Years of Progress in Radiation Oncology
放射肿瘤学经过20多年的发展

The rickety chair fell apart.He fell apart after years as a POW.
摇晃的椅子散架了。作战俘多年，他崩溃了

Years ago people had to crank the engine of a car to start it.
多年以前人们必须转动曲柄发动汽车引擎。

By gracious! Luck has come our way at last, after all the hard sledding
谢天谢地！我们拼命苦干了多年，终于交上好运了。

That was over twenty years ago, but Constance perfectly remembered.
那是20多年以前的事了，但康斯坦斯仍清楚地记得。

They'd had a close platonic relationship for more than thirty years.
他们之间的柏拉图式的亲密关系已有三十多年了.

They'd had a close platonic relationship for more than thirty years
他们之间的柏拉图式的亲密关系已有叁十多年了

Tangshan is the place where a violent earthquake took place more than 20 years ago.
唐山就是二十多年前发生过一次大地震的地方。

many是什么意思：
det. 许多，大量；大多数人
pron. 许多；许多人
adj. 许多的

The possibilities are many.
有许多可能。

It has many advertisements and many different sections.
星期日报有很多广告和许多栏目。

There are many, many ramifications and many things we could talk about.
有许多许多的分枝以及我们可以谈论的许多事情。

He was a man of many words and many graphic gestures.
他是一个话多的人，还不停比划着生动的手势。

Many people are immobilized by the illness.
许多患上这种病的人都瘫痪了。

years是什么意思：
n. 年；年份，年度，一年，年级；班级，岁；年代，多年；很久

Year succeeds to year.
年复一年。

This year is a banner year for crops.
今年是个丰年。

Year after year went past.
一年又一年过去了。

Lasting or active through the year or through many years.
常绿的全年或多年都充满生机

"A snow year, a rich year"
瑞雪兆丰年