研究人员并不清楚为什么圣何塞的贫困儿童在几十年前取得了如此巨大的成功。
Researchers do not have a clear idea why poor children in San Jose achieved such great success several decades ago.
这种动物已经在几十年前断种了。
赢得今年诺贝尔奖的成果是在几十年前做出的。
The work that earned this year’s Nobel prize was carried out decades ago.
就是在几十年前，美国在这些排名中还很靠前。
Only a few decades ago, the U. s. stood tall in such rankings.
按需供应型经济背后的推动力在几十年前就已经出现端倪。
Some of the forces behind the on-demand economy have been around for decades.
友邦在亚洲的新兴市场有特别广的涉入，很多是在几十年前就取得的。
AIA has a uniquely broad exposure to Asia's growing markets, much of which was acquired decades ago.
人们指责英国石油公司独自使用这两种化学物质，它们在几十年前就已经有了。
BP has been criticised for its exclusive use of these two chemicals, which have been around for decades.
“清洁煤”是由行业在几十年前创造的术语，指行业为了减少当地的污染而作的努力。
"Clean coal" is a term coined by the industry decades ago, referring to its efforts to reduce local pollution.
在几十年前，这是很有趣的，有些人对此感到犹豫不决，但是他们还是决定随波逐流。
It was kind of funny at that time, decades ago, some of the people were kind of reluctant, but they said we just had to go with the flow.
在中国，大约有2亿人在学习英语课程，而这些课程早在几十年前就已经开展起来。
In China, some 200 million students are studying English through programs put in place decades ago.
虽然虚拟化出现是在几十年前，但通过商品硬件的使用，它真正的潜力现在才被认识到。
Although virtualization was created decades ago, its true potential is now being realized through the use of commodity hardware.
该研究在几十年前取得的突破性发现将心脏病与吸烟、高血压和高胆固醇等因素联系起来。
Its breakthrough findings decades ago linked heart disease to such factors as smoking, high blood pressure and high cholesterol.
就算一些新建的工厂，也仍然利用人力去生产那些西方国家在几十年前就已经用机器生产的产品。
Even some newly built facilities leave to human hands work that has been done in the West for many decades by machines.
街头涂鸦、足球流氓和街头闹事，这些现象即使不是几代以前就有了，也是在几十年前就存在了。
Graffiti, soccer hooliganism, and street brawling all date back decades, if not generations.
只是在几十年前认识了其生物性，有了化学杀虫剂和空中撒药之后，人们才开始努力控制这种虫害。
Only when its biology was understood and chemical pesticides and aerial spraying became available a few decades ago, could efforts be made to control the insect.
仅在过去的五年里，像是健康信息技术、网络安全、地理空间系统这些新的职业领域在几十年前甚至不存在。
Just in the last five years, new careers in fields like health information technology, cyber security, geospatial systems, these are fields a decade ago didn't even exist.
威廉和凯特是完全的现代恋爱关系。在威廉之前，英国王室中还没人在婚前同居，这在几十年前是不可想象的。
The couple's thoroughly modern relationship has seen them become the most senior members of the Royal Family to live together before marriage, an unthinkable arrangement even a couple of decades ago.
其大部分股票均继承自祖上，其先祖只是简单的购买了他很钦佩的公司的股票，和那些他在几十年前与其做过生意的公司的股票。
Most of their stocks were inherited from an ancestor who simply bought stock in the companies he admired and did business with a couple of generations ago.
在几十年前，孟买的一个贫穷的偏僻村庄经历了一场旱灾。这场旱灾逼迫hiyale太太和她的丈夫放弃她们所耕作的土地，来到城市里寻找生计。就是在那时候开始，Hiyale成为了一名拾荒者。
She had become a rag-picker decades ago when a drought struck Mumbai's rural hinterland, forcing her and her husband to abandon the land they farmed and seek work in the city.
当地的邮局几十年前就歇业了，但是在主街道的尽头，有一所学校。
Rutland's post office closed decades ago. But at the end of Main Street is a school.
更加无法想像的，一些为最近的小配件所需要的电力可能是在一个几十年前的发电厂。
More prosaically, some of the electricity for your latest gadget was probably made in a power plant that's decades old.
在布什先生最后一次国情咨文演讲中，那七十次爆发式的掌声不过是这种倾向的最新例子，几十年前它就已经存在。
The 70 bursts of applause in Bush's final state message was just the latest example of a trend that's been building for decades.
几十年前在我父亲的年代里，几乎所有的珍珠都要养2年甚至3年。
Several decades ago, in may father's time, almost a ll the pearls were a two-year crop, sometimes even 3 ye ars.
最主要的就是技术输送，过去几十年前，在非洲包括刚果的，很多国家，建了基础设施。
The main one that we plan to target is skills transfers. So in the past, over the last 15-20 years build the infrastructure in various African countries and this is true in Congo as well.
几十年前，当我还是一个在故乡的草地上放牧牛羊的顽童时，就开始了阅读生涯。
Several decades ago, when I was just a countryside urchin raising cattle and sheep, I began my reading life.
校园在线课程的起源能够追溯到几十年前在南澳大利亚。
Thee origin of online course on campus dates back to decades ago in the southern Australia.
校园在线课程的起源能够追溯到几十年前在南澳大利亚。
Thee origin of online course on campus dates back to decades ago in the southern Australia.
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