经过多年的激烈争论，灰狼被重新引入黄石国家公园。
After years of heated debate, gray wolves were reintroduced to Yellowstone National Park.
经过多年的努力，她于1996年来到清华大学学习生物学。
After years of hard work, in 1996, she went to Tsinghua University to study biology.
经过多年的战争，叙利亚人民渴望和平。
After years of war, the people in Syria are thirsty for peace.
经过多年的正规治疗，她终于恢复了健康。
After years of regular treatment, she finally became healthy.
经过多年的努力，他们终于成功培育出了超级杂交水稻。
Finally, they succeeded in growing super hybrid rice after years of efforts.
经过多年的努力，她实现了在奥运会上得金牌的梦想。
After many years' hard work, she realized her dream of winning a gold in the Olympics.
经过多年的努力，玛丽在写作比赛中获得了第一名。
Mary got the first prize in the writing competition after years of hard work.
经过多年的寻找，警察终于找到了那个走失的男孩，并把他送回了家人身边。
After years of searching, the police finally found the lost boy and sent him back to his family.
经过多年的练习，杨柳不仅能站在竹子上，还能进行一些简单的表演。
After years of practice, Yang Liu could not only stand on the bamboo, but also do some simple performances.
经过多年的仔细研究，天文学家发现了一颗与地球相似的行星。
After many years of scrutinizing, astronomers have found a planet that is similar to the Earth.
瘫痪的西瓦尼束缚在轮椅上，经过多年的痛苦、挣扎和决心，她终于重新掌控了自己的生活和身体。
Paralyzed and then wheelchair bound, it took Shivani years of pain, struggle and determination to regain control of her life and her body.
曾经有一段时间，社会压力使威尔士语逐渐消亡，但经过多年的努力，威尔士语现在再次成为威尔士人生活中活跃的一部分。
There was a time when social pressures were killing off the Welsh language, but after years of efforts, it is now an active part of Welsh life again.
观察大猩猩的生物学家戴安·福西（DianFossey）和研究黑猩猩的珍·古道尔（Jane Goodall）经过多年的观察，都无法证明动物会因为情绪激动而流泪。
Years of observations by biologists Dian Fossey, who observed gorillas, and Jane Goodall, who worked with chimpanzees, could not prove that animals cry tears from emotion.
经过多年的侵蚀，水泥石化了。
经过多年的重组，这些公司的财务状况已经相当吃紧。
Their finances were already strained after years of restructuring.
白令有一个信条，他说经过多年的研究以后，他知道了一个道理。
Bering has a credo, a truth he says he's learned after years of studying this stuff.
显然，经过多年的政见过节，两人并不体恤对方。并且口无遮拦。
Clearly, after years of political clashes, the two men do not care for each other, and they did not mince words.
回答是至少现在不会。经过多年的改变，媒体公司也会转向大众。
Not in the least -- after years of doing things media companies' way, it's our turn.
最终，经过多年的试验，目录公司以烦恼结局：这种网站无法成功。
Finally, after years of experimentation, content companies came to a disturbing conclusion: The Web did not work.
经过多年的梦寐以求终于跨进大学门槛的学生，却往往迷失了自己。
While students dream of being accepted into college for years, they often become lost once admitted.
经过多年的设计，委员会在2009年发布了第一版建议规范来征求公众意见。
After years of design, in 2009 the committee published the first version of the proposed specification for public comment.
经过多年的康复，他学会了布莱叶盲文，学会了如何靠着一根白色手杖走四方。
After years of rehabilitation, he learned Braille and how to use a white cane to get around.
经过多年的努力，法律的实施与智囊机构的数据库还没有连接在一起。
Despite years of effort, law-enforcement and intelligence agencies' databases are not, by and large, linked.
他说，经过多年的研究，更好的种研究仍然需要问题解决手机的安全。
He says after many years of studies, better kinds of research are still needed to settle questions about cell phone safety.
第二，很多人经过多年的努力，最后考虑退出时开始松懈，最后导致“前功尽弃”。
Secondly, many people go a bit "off the rails" when they finally get to relax after years of hard venture-building.
像卡拉一样，经过多年的婚姻生活，伊莎贝尔不得不重新确立自己的身份。
Like Cara, after years spent being part of a couple, Isobel had to recreate her own identity.
经过多年的共同努力，国际社会已建立起一套相对完备的国际防扩散体系。
After years of common efforts by the international community, a relatively complete international non-proliferation regime has been put in place.
经过多年的忽视和粗心造成了身体上的问题，这需要一段时间才能修复过来。
It requires years of neglect and misuse to create problems in your body and it will take some time to repair them.
在人们理解了温度的概念以后，又经过多年的科学研究确定了热的真正性质。
After the concept of temperature became understood, there were many years of scientific development before the read nature of hest was established.
在人们理解了温度的概念以后，又经过多年的科学研究确定了热的真正性质。
After the concept of temperature became understood, there were many years of scientific development before the read nature of hest was established.
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