Many of us then expected a lunar base, even an expedition to Mars, within 30 years.
我们许多人因此都期待着在三十年内完成月球基地的建设，甚至实现火星探险。
John Philby predicted that the camel would disappear from Arabia within 30 years.
JohnPhilby去世前不久曾预测，未来30年骆驼将从阿拉伯消失。
If this trend is not stopped, we may have virtually ice-free Arctic within 30 years.
如果不阻挡这样的趋势，北极在30年内可能就完全没有冰雪了。
Within 30 years, humans could be debating whether to take charge of their own evolution.
不出30年，人类将讨论是否要掌控自身的进化。
Within 30 years, the planned community, Dongtan, would grow to accommodate half a million people.
按照为期30年的规划，东滩社区将容纳50万居民。
But within 30 years, Japan had turned that completely around and now we experience the best products made out of Japan.
然而三十年间，日本就彻底扭转了这种状况。现在我们有很多日本制造的优质产品。
We could have a base on the moon within 30 years, reach Mars in 50 years, and explore the moons of the outer planets in 200 years.
我们可以在三十年内建立在月基地，五十年后到达火星，200年后探索外行星的卫星。
They calculate that within 30 years average temperature could be 3.6 degrees Fahrenheit, or 2 Celsius, higher than in the mid-1800s.
他们计算的结果是：与19世纪中期相比，30年内，平均气温将会升高3.6华氏度，或者2摄氏度。
They have another reason to worry, too – forecasts that within 30 years, 15 percent of marriage-aged men will be unable to find brides.
他们还有另外一个原因需要担忧——预计在未来30年内，有15％的结婚年龄的男性人口找不到新娘。
At a NASA symposium in 1993, Vinge announced that "within 30 years, we will have the technological means to create super-human intelligence."
1993年在NASA召开的一次研讨会上，文奇宣称“在未来的三十年间，人类将会掌握创造超人智慧的技术手段。”
Australia's koalas could be wiped out within 30 years unless urgent action is taken to halt a decline in population, according to researchers.
澳大利亚的无尾熊是可以消除的30年内，除非紧急行动以阻止了人口减少，根据研究人员。
Robots will have taken over most jobs within 30 years leaving humanity facing its' biggest challenge ever 'to find meaning in life when work is no longer necessary, according to experts.
有专家表示，未来30年里，社会上的大多数工作岗位都将被机器人所取代，人类将面临‘有史以来的最大挑战’。当工作不再成为必需，我们将如何寻找人生的意义？
Citing progress over the last 30 years since HIV and AIDS were first discovered, Ban said the goal now is to end the disease within the next 10 years.
潘基文提到30年前发现艾滋病和艾滋病毒以来在防治艾滋病方面所取得的进步，他同时表示当前的目标是在10年时间内消灭这种疾病。
Within 50 years the prevalence of HIV would drop below 1%, compared with up to 30% at the moment in the worst-affected areas.
目前最严重的发病地区，HIV患病率高达30%，药物治疗后50年内可降至1%以下。
If s designates the sum of ages of employees 30 years and older across all slices and if s I is the sum within the i-th slice, it is easy to see that s is the sum of si.
如果s指定所有片上的年龄在30岁以上员工的年龄总和并且如果s i是第i片内的总和，那么很简单，S就是Si的总和。
The new black majority promptly announced plans to redistribute 30% of white-owned land to poor blacks within five years.
新兴的黑人大众突然宣布计划在五年内重新分配30％的白人所有土地给穷苦的黑人。
Current worst case predictions suggest that tropical coral reefs, which have evolved over millions of years, will be functionally extinct within the next 30 to 50 years.
目前最坏的预测表明那些已经经过几百万年进化的热带珊瑚礁将在未来的30- 50年内功能性的灭绝。
Christie's thinks Asia could again account for 30-35 per cent of the market within five years.
佳士得认为，未来5年内，亚洲可能再次占据这个市场30%至35%的份额。
Spotsylvania County is just within the Washington commuter belt and is now home to 120, 000 people, a 30, 000 increase in ten years.
斯波特·西瓦县刚好是在华盛顿市郊，现在居住着120,000人，在过去的10年里增加了30,000人。
We expect that under current conditions, up to 30% of the glaciers in this region could disappear within 10 years.
我们预计在当前情况下，此区域内多达30%的冰川会在十年内消失。
If you can't walk a quarter-mile in 5 minutes, your chance of dying within three years is 30% greater than that of faster walkers. (See pictures of longevity around the world.)
如果在5分钟内走不完400米路，你在三年内死亡的几率比那些步伐更迅速的人要高出30%。
What can young people learn now that won't be superseded within their lifetimes by these devices and that will secure them good jobs and solid income over the next 20, 30 or 50 years?
年轻人如今学些什么才不会在有生之年被这些设备所替代，确保自己在未来20年、30年乃至50年都有不错的工作和稳定的收入？
Within 30 to 50 years, hydro will be the main energy we should rely on, Lai predicts.
在30至50年内，水电将成为我们应该依赖的主要能源。赖预言道。
Within 30 to 50 years, hydro will be the main energy we should rely on, Lai predicts.
在30至50年内，水电将成为我们应该依赖的主要能源。赖预言道。
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