边界粘土层被科学家用来确定一个灭绝物种衰落的速度。
Boundary clay layers are used by scientists to determine the rate at which an extinct species declined.
2006年，威廉姆斯看到一个被科学家称为AJ的女子的故事。
In 2006, Williams saw the story of a woman called AJ by scientists.
其中的一些粒子在之前也许一直没有被科学家们观测到。
Some of these particles may not have been witnessed by scientists before.
这是这个自2009年便被科学家们所怀疑的现象的首个直接证据。
It's the first direct evidence of a phenomenon that scientists have suspected since 2009.
艾滋病的起因是一个病毒，它在1983年被科学家分离出来。
The cause of AIDS is a virus that scientists isolated in 1983.
这其中最为引人注目的因素在于被科学家称之为“10000小时”的规则。
One of the most significant factors is what scientists call the "10, 000-hour rule."
质量越大的物体，产生的引力波就越大，也就越容易被科学家探测到。
The more massive the object, the larger the wave and the easier for scientists to detect.
一只被证明是世界上最古老的生物被科学家不小心弄死了，这似乎已经够糟糕的了。
When scientists inadvertently killed what turned out to be the world's oldest living creature, it was bad enough.
例如，外星人可以用精确的原子能级发出肯定能被科学家的眼睛捕捉到的中微子束。
ET could, for example, send out a neutrino beam at precise (and non-naturally occurring) energy levels that would be sure to catch a scientist's eye.
过去和未来带给我们的另一个问题已经被科学家和哲学家解决了：为什么时间总是朝着一个方向流逝。
Thinking of past and future brings us to another problem that has foxed scientists and philosophers: why time should have a direction at all.
这些酶被用来把特定的DNA序列中的原生质切断，切断后的原生质可以被科学家们自由地重新连接。
These enzymes are used to"snip apart" plasmids at very specific DNA sequences, leaving free ends that can be rejoined as the scientist chooses.
防晒霜的效果已经被科学家证明了。我其他的建议没有科学根据，只是我自己的经验而已。
The long term benefits of sunscreen have been proved by scientists, whereas the rest of my advice has no basis or reliable than my own meandering experience.
游戏使我们体验着，被科学家称之为创伤后精神再生，这不是一个我们常能听到的说法。
The game was helping us experience what scientists call post-traumatic growth, which is not something we usually hear about.
被科学家称之为“和微笑有关的生活质量”与一个人的牙齿状况之间，存在明显的统计相关性。
There is a significant statistical correlation between what the scientists call "smile-related quality of life" and the state of one's teeth.
他说，这种被科学家成为H1N1的病毒有些令人关注的不同寻常的特点，在流感季节快要结束时它会突然爆发。
She said the virus, called H1N1 by scientists, had a number of unusual features that were cause for concern. It has flared up at a time of year when the flu season is normally ending.
“我们的月球太大了，相比于太阳系中的其他卫星，月球硕大的体积成为被科学家质疑起源的‘把柄’”。
It's huge compared to the moons we see around other planets, so it has always been suspected that there was something strange in its origin.
灶神星属于被科学家们称作“原始行星”的一类星体，这种星体不具备“成熟”行星——比如地球和火星——的尺寸。
Vesta is what scientists term a protoplanet - a body that never acquired the proportions of "grown-up" planets such as Earth and Mars.
一直以来，“蟹状星云”都是被人类研究最多的太空目标之一，它已经被科学家们看作是宇宙的形象代表。
All along, the "Crab Nebula" are by humans, one of the most studied targets in space, it has been scientists as a representative image of the universe.
那些被科学家们熟知且被称为悬浮微粒的大多数粒子，会随着季节、自然事件以及人类活动的变化而自然的变动。
The amount of particles, known to scientists as aerosols, fluctuates naturally with the seasons and natural events, as well as with human activities.
尽管射线不能被感官（像视觉、嗅觉）所检测到 ，但是可以被科学家用智能仪器检测到，甚至是很微小的的量。
Although radiation cannot be detected by the senses(sight, smell, etc.), it is easily detected by scientistswith sophisticated instruments that can detect even the smallest levels ofradiation.
遗传上混合的胚胎甚至被科学家都称作凯米拉(基因嵌合体)，源自古希腊神话的一种狮头，羊身，蛇尾的吐火的妖怪。
Genetically mixed embryos are referred to even by scientists as chimeras, after a monster from ancient Greek mythology. Perhaps that shows a lack of public-relations nous.
然而，自阿波罗宇航员将第一块月亮石带回地球后近40年的时间里，这些月亮的碎片一直被科学家们提供另外一个世界的秘密。
Yet nearly 40 years after the Apollo astronauts brought the first rocks back to Earth, these pieces of the Moon are still providing scientists with new secrets from another world.
一场足够强大的太阳“风暴”可能产生的影响之一是在一段时间内地球上所有的电子通信工具将无法使用，这点已经被科学家们接受。
It's accepted by scientists that one of the possible effects from a sufficiently major solar 'spike' is that on Earth all electronic communications might be rendered unusable for some time.
阿斯奎斯像其他许多物理学家一样花了很多时间来思考像希格斯玻色子那样难以捉摸的微粒子——被科学家推测其普遍存在于大自然万物中的一种微粒子。
Asquith, like many physicists, spends a lot of time thinking about particles like the elusive Higgs boson - the subatomic particle that scientists say endows everything in the universe with mass.
科学家们观测到了“赛吉奥”的晃动，这些晃动来自于一个类似木星大小的气体行星的巨大引力作用，此行星被科学家们戏称为“小赛吉奥”[iau名：hip 13044b]。
The scientists saw Sergio wobbling due to the gravitational tug of a Jupiter-sized gas planet, which the scientists dubbed Sergio Junior [IAU name: HIP 13044 b].
该细菌含有一种被科学家称为“新德里金属-β-内酰胺酶1”（New Delthi Metallo-bata –Lactamase，简称NDM-1）的基因，这种基因极具危险性，因为它可以使细菌抵御抗生素。
The bacteria has a gene scientists call New Delhi metallo-beta-lactamase, or NDM-1. The gene is dangerous because it can make bacteria resistant to antibiotic drugs.
对当时的科学家来说，找到这些缺失的元素并证实它们被预测的特性，确实是非常令人兴奋的。
It was really pretty exciting for scientists at that time to find these missing elements and confirm their predictive properties.
对当时的科学家来说，找到这些缺失的元素并证实它们被预测的特性，确实是非常令人兴奋的。
It was really pretty exciting for scientists at that time to find these missing elements and confirm their predictive properties.
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