The researchers say the first few years of development are critical.

研究人员说，成长的前几年是至关重要的。

youdao

Ten years of development has made Winamp an impressive iTunes adversary.

十年的开发使得Winamp成为iTunes强有力的对手

youdao

Now, after three long years of development, it is being presented as a complete product.

现在，经过三年的开发，它已经成为了一种完整的产品。

youdao

The Green Revolution is the name given some years ago to the development of new kinds of rice and other grains.

VOA: special.2010.05.23

One of the big arguments that is part of this story is when did this development of new way of fighting come about; rather quickly, over a matter of a few years, or did it stretch out over quite a long time.

人们对此最大的争议就在于,这种新型战斗方式是何时为军队所用的,是在短短几年内迅速发展起来的呢,还是在很长的一段时间逐步形成的呢

耶鲁公开课 - 古希腊历史简介课程节选

Twenty years ago, the European Bank of Reconstruction and Development was created to help former communist countries after the fall of the Soviet Union.

VOA: special.2011.05.27

After four years of development, GoalZero began selling products in the latter part of 2010.

FORBES: GoalZero -- How To Create An Industry (And A Profit) By Doing Good

However, after 15 years of development, the sophisticated new vehicle was not faring well.

FORBES: Marines Fight For Crucial Vehicle As Budget Cuts Loom

At the moment, however, these are isolated examples that took years of development to achieve global success.

FORBES: Russian High Tech in Focus at St. Petersburg Forum