虽然还没有发现一种速度与光一样或比光还快的物质，但科学实验已经证实，加速运动会延长旅行者的时间。
Although no form of matter yet discovered, moves as fast as or faster than light, scientific experiments have already confirmed that accelerated motion causes a traveler's time to be stretched.
虽然还没有发现一种速度与光一样或比光还快的物质，但科学实验已经证实，加速运动会延长旅行者的时间。
Although no form of matter yet discovered, moves as fast as or faster than light, scientific experiments has already confirmed that accelerated motion causes a traveler's time to be stretched.
所有的人都住在一个大工厂附近，她在当地的水里发现了一种叫做铬的化学物质。
All the people lived near a big factory and she discovered that there was a chemical called chromium in the local water.
科学家们发现植物之间一直在交流。他们的语言是一种化学物质。
Scienists have found that plants talk to each other all the time. Their language is a kind of chemical.
但当我们用化学方法分析这些细胞时，我们发现了一些非常有趣的东西，其中有一种化学物质，是一种叫做端粒酶的酶。
But when we analyze these cells chemically, we find something very interesting, a chemical in them, an enzyme called telomerase.
部分宇宙学家将这一发现理论化，认为宇宙中有一种物质我们无法观测到，这就是暗物质。
Some cosmologists theorize that this means there is a kind of matter we can't see at all, called dark matter.
但在福岛核电站附近土壤中发现了一种更加危险的物质——钚。
But a more dangerous material, plutonium, has also been found in soil near the power plant.
一种使大鼠和小鼠致癌的化学物质，后来发现可减少人类某些癌症的大小，数年后该作用又被证明无效。
A chemical found to cause cancer in rats and mice was later found to reduce the size of some cancers in humans, years after it had been deemed useless.
人们发现它也是一种神奇的可以促进反应的物质。
Buckminsterfullerene, too, was promoted as a wonder-substance when it was discovered.
他们发现的一种遍及该行星表面的物质，其化学成分与水结成的冰极其匹配。
And the chemical signature they saw was a good match for water ice, which they found all over the asteroid.
图1：复活节岛上的铭牌，纪念一种能产生抗免疫物质——纳巴霉素的发现。
Figure 1: a plaque on Easter Island commemorating the discovery of a bacterium producing rapamycin, a potent immunosuppressant.
研究人员发现，蛋壳只有在一种蛋白质的催化下才能形成，而这种物质只存在于鸡的卵巢内。
Researchers found that the formation of egg shells relies on a protein found only in a chicken’s ovaries, according to The Sun of London.
研究人员发现，蛋壳只有在一种蛋白质的催化下才能形成，而这种物质只存在于鸡的卵巢内。
Researchers found that the formation of egg shells relies on a protein found only in a chicken's ovaries, according to The Sun of London.
研究人员非常惊讶地发现了一种他们以为在很多年前就被禁止的化学物质。
The researchers were particularly surprised to detect one chemical that they thought had been phased out years ago.
在成千上万种食品包括面包，薯片和婴儿食品中发现一种致癌物质。
A chemical which causes cancer has been found in a huge range of foods including bread, crisps and baby food.
这类奶粉中发现含有三聚氰胺，它是一种制造塑料的化学物质，后来被无良厂家添加到食品里以降低向其中添加蛋白质的成本。
Melamine, a chemical used in the making of plastic, was found in the baby formula; it later emerged that unscrupulous manufacturers had been adding it to food products to cheaply boost protein values.
在社会性的小鼠大脑中发现，褐色脂肪的增加可能还归因于大脑中的一种化学物质，称为脑源性神经营养因子。
Increased levels of brown fat may also be attributed to an increase in a brain chemical called brain-derived neurotrophic factor [BDNF] found in the sociable mice.
研究者还发现有氧小组成员中他们血液中一种重要的给大脑施肥的化学物质脑源性神经营养因子有了明显的增加。
The researchers also saw a significant increase in that important brain-fertilizing chemical BDNF in the plasma of those in the aerobic exercise group — but not in the control group.
一个西班牙的研究小组今天在《科学》杂志上发表文章说，他们可能已经偶然发现了一种能成为终极记忆强化者的物质。
A group of Spanish researchers reported today in Science that they may have stumbled upon a substance that could become the ultimate memory-enhancer.
该物种在巴塔哥尼亚的雨林里被发现，它能分泌一种天然的化学物质，性状类似柴油。
The organism, found in the Patagonian rainforest, naturally produces a mixture of chemicals that is remarkably similar to diesel.
在ALPHA实验室进行的实验发现了一种使用复合强磁场和真空来使镜像粒子和普通物质分离开的方法。
Experiments conducted in its ALPHA laboratory found a way of using strong, complex magnetic fields and a vacuum to capture and hold the mirror-image particles apart from ordinary matter.
研究者们发现，这种喷雾中含有一种叫“脱叶灵”的物质，也可以称作“TDZ”，它可以使叶子和花瓣看着比它们能保持的时间更新鲜。
Researchers found that a spray of a solution containing thidiazuron, or TDZ, kept leaves and petals looking fresh and healthy for days longer than usual.
让斯维恩感到惊讶的是，这些作用的大部分与一种被称为MMP的邻苯二甲酸酯代谢物有关，人体中已经发现了这种物质的最低含量。
Swan was surprised that most of the effects were correlated with a phthalate metabolite, called MMP, that is found in the lowest concentrations in people.
这一发现增加了一种理论的佐证，即：宇宙大爆炸之后，大量物质迅即被推出已知宇宙之外，因而暗示着我们的宇宙是一个更大系统——多元宇宙——的一部分。
The find adds to the case that chunks of matter got pushed outside the known universe shortly after the big bang-which in turn hints that our universe is part of something larger: a multiverse.
在检测的12罐罐装食品中均发现了不同程度的双酚(BPA)含量。双酚是一种雌激素化学物质，与乳腺癌发生有关。
A new study of several leading brands of kids' canned foods has found various levels of bisphenol a (BPA), an estrogenic chemical that has been linked to breast cancer, in 12 cans tested.
但是，人们在海豚的鲸脂内发现了另一种化学物质，它或许可以解释为什么海豚在受伤后，比如说被鲨鱼咬过后不会致死。
But other compounds found in dolphin blubber may explain why injuries such as shark bites aren't a death sentence.
但是，人们在海豚的鲸脂内发现了另一种化学物质，它或许可以解释为什么海豚在受伤后，比如说被鲨鱼咬过后不会致死。
But other compounds found in dolphin blubber may explain why injuries such as shark bites aren't a death sentence.
应用推荐