Some of the answers may come from a nonprofit organization that has been building and launching amateur satellites for nearly 50 years.
一个已经建造和发射业余卫星近50年的非营利组织可能可以给出其中一些答案。
Larger Banks would be legally required to defer 50% of executive bonuses for three years or more and link the payments to performance (some Banks have already introduced similar changes).
大部分银行将被合法要求推迟50%的行政津贴至三年或者更久，并且由表现决定薪酬(一些银行已经进行了类似的改变)。
Some scenic spots received no visitors for 20 consecutive days during and after the worst weather in 50 years, while many others suffered a dramatic drop in business.
在遭遇50年不遇的灾难后，有的景区已经连续20天没有游客光顾，还有的景区营业额大幅下跌。
The Great Depression included some of the best years ever for Wall Street, with shares rising by over 50% in 1933 and nearly 40% in 1935.
大萧条时期其实也包含了华尔街最繁荣的一段时间，1933年股价平均涨幅超过了50%，在1935年也将近40%。
Some people work for 40, 50, or 60 years.
有些人工作40、50或60年。
Whereas the life expectancy for men aged 50 in European countries varies by some nine years, the years of healthy life differ enormously.
在欧洲，虽然不同国家50岁男性的期望寿命有大约9年的差距，但其中健康寿命的长短却是大相径庭。
That deal ended a war between north and south Sudan that had bloodily sputtered on and off for 50 years, killing some 2m Sudanese and displacing 4m more.
2005年签署的和平协议终止了北部苏丹与南部苏丹的一场战争，那持续了50年的血腥战争残杀了二百万苏丹人民，而多于四百万的人民流离失所。
But facing the worst drought in 50 years, some residents are now having to dig Wells for the first time.
但是面对这50年来最严重的干旱，一些居民现在不得不首次自己挖井。
For the past 50 years, scientists have scoured the skies for radio signals from beyond our planet, hoping for some sign of extraterrestrial life.
在过去的50年里，科学家们已经收察超越我们的星球的卫星星号。希望可以得到一些外星人生活的信息。
And then, if we're honest with ourselves, we'll admit that during the course of 50 years, there were times when some of us claiming to push for change lost our way.
还有，如果我们坦诚扪心自问，我们会承认，在过去50年里，有时候，我们中一些自称努力推动变革的人迷失了方向。
Unfortunately, there is a whole legacy of spacecraft - 50 years of satellites - and we are going to have to put up with this situation for quite some time, I'm afraid.
不幸的是，航天飞船留下了一大堆问题，50年的卫星之路啊，恐怕我们将不得不在相当长的一段时间内容忍这种状况。
Some of the compounds themselves have not been studied for 50 years, said McCloy. "the logistics are very challenging," he said.
已经有50年时间，没有人研究锝的一些化合物，麦克洛伊说，“该材料的物流管理过程难度相当大，”他说。
Some cleaners are phasing in an alternative process called professional wet cleaning, which has been around for over 50 years.
一些清洁工人正逐步在替代过程中所谓专业湿法清理，已靠近超过50年。
The Colossus of Rhodes Island are one of the most mysterious among the World Wonders, because it collapsed shortly after it was erected for some 50 or 60 years.
罗得斯岛巨像是世界奇观中最神秘的一个，因为它只在短短五十六年间便倒下了。
Our craft are not just for transporting us around, but are self contained for distant travels even to other Universes. Some of them have already been stationed near your Earth for about 50 years.
我们的飞船不仅仅是把我们运输到地球周围，而是包含着距离遥远的旅行，有些甚至是来自于其他的宇宙。
Our craft are not just for transporting us around, but are self contained for distant travels even to other Universes. Some of them have already been stationed near your Earth for about 50 years.
我们的飞船不仅仅是把我们运输到地球周围，而是包含着距离遥远的旅行，有些甚至是来自于其他的宇宙。
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