奥尔教授已经研发出了用现有的实验室激光给化学分子贴标签的有趣方法。
Professor Orr has developed interesting ways of tagging chemical molecules using existing laboratory lasers.
化学是19世纪初期最杰出的实验室科学。
Chemistry was par excellence the laboratory science of the early nineteenth century.
但是一次偶然的机会，他发现已故祖父家有一个破旧但功能齐全的实验室，正是这个发现使得这位年轻人确定了他对化学的热情。
But it was a chance stumbling upon a run-down, yet functional, laboratory in his late grandfather's home that solidified the young man's enthusiasm for chemistry.
实验室测试表明，这些千足虫体内的分泌物富含两种化学物质，这两种物质是有效的驱蚊剂，而蚊子携带的寄生虫会削弱卷尾猴的能力。
Laboratory tests show that secretions from the bodies of these millipedes are rich in two chemicals that are potent mosquito repellents, and mosquitoes carry parasites that debilitate capuchins.
实验室的主管开始头疼和头晕，她说在那里吸入一些化学烟雾是很危险的。
The supervisor of the laboratory is beginning to get headaches and dizzy spells because she says it's dangerous to breathe some of the chemical smoke there.
他们的一些生物化学应用与麻省理工学院的另一位教授Alice Ting和她的实验室有关。
Some of their biochemistry applications are with another Professor at MIT, Alice Ting, and her lab.
第一次在化学实验室上课时，我惊讶地发现学生们都“全副武装”了起来。
The first time I took a class in the chemistry lab, I was surprised to find that students were fully "armed".
在科学实验室时，未经老师许可，不得品尝化学药品。
When you are in the science lab, you mustn't taste chemicals without the teacher's permission.
他曾在美国陆军犯罪实验室系统担任过两年的法医药物化学家和法医血清学家。
He served two years in the U.S. Army crime laboratory system as a forensic drug chemist and a forensic serologist.
这间颜料制作工作室的存在表明，早期人类就懂得基本的化学知识并有能力规划未来。
And the presence of this paint-production laboratory indicates that the early humans knew basic chemistry and could plan for the future.
它能描述大量的化学反应，更一般来说，对于我们下面用来对比的化学反应，你在实验室中测量这些反应的时间尺度。
So it can describe an enormous amount of chemical activity. More commonly, for stuff that we're going to compare to, you might measure in the lab.
他在信中写道，检查遇到了困难，原因是，对于经调查确认造成这种气味的化学物，几乎没有实验室能够测试得出来。
The investigation, he wrote, had been challenging because there were very few research labs able to test for the chemical later identified as the cause of the smell.
化学实验室取代了修道院成为了新的药物的来源。
The chemistry lab replaced the monastery garden as a source of new medicines.
还有更多：原材料成本(例如塑胶手套和头发网帽)增加2%、供牛奶检测用的实验室用品成本增加5%、用来清洁厂房和设备的化学用品成本增加8%。
There is more: a 2% increase in materials such as latex gloves and hairnets, a 5% increase in lab supplies for milk testing and an 8% increase in the chemicals used to clean the plant and equipment.
少年艾萨克住在一位名叫克拉克的药剂师家，他对克拉克的化学书籍和实验室表现出浓厚的兴趣。
Living in the house of an apothecary called Clark, young Isaac showed a keen interest in the man's chemistry books and laboratory.
在实验室的动物实验研究中，这种化学物质和许多严重的健康问题联系在一起。
In laboratory tests, the chemical has been linked to a long list of serious health problems in animals.
目前德根和化学研究生陶冶正在麻省理工学院的2号楼地下室研制MRFM显微镜。
Degen and chemistry graduate student Ye Tao are now building an MRFM microscope in the basement of MIT's building 2.
哈佛大学的一位化学教授正在尝试将医学实验室集成到一张只有一节手指大小，成本约一便士的纸片上。
A chemistry professor at Harvard University is trying to shrink a medical laboratory onto a piece of paper that's the size of a fingerprint and costs about a penny.
建议要有生物学、化学和数学基础，拟定的培训课程包括临床、实验室和课堂教学。
A base of biology, chemistry, and math courses are advised, and program coursework will include clinical, laboratory, and classroom instruction.
1980年我接管了法兰西大学的化学实验室，此后，我就在斯特拉斯堡和巴黎的两个实验室之间奔波。这种情况一直延续到今天。
I took over the chemistry laboratory of the college DE France in 1980 and thereafter divided my time between the two laboratories in Strasbourg and in Paris, a situation continuing up to the present.
对二恶英进行化学量化分析需要非常先进的方法，世界上只有数量有限的几个实验室能够做到。
The quantitative chemical analysis of dioxins requires sophisticated methods that are available only in a limited number of laboratories around the world.
从另一方面来说，人造风味正是你想要的口味：实验室制造的刺激味蕾的化学物。
Artificial flavors, on the other hand, are just what you'd expect: taste-bud-stimulating chemicals concocted from scratch in LABS.
适当防护装备与你大学化学实验室熟悉的装备大相径庭。
The proper protective equipment goes way beyond what you are familiar with from your college chemistry laboratory.
从一间被检测出这种气体的房间里，化学家搜寻到了位于地下室的源头。
In one of the houses where the gases had been detected, the chemists' search for the source had led them to the basement.
这是乔安娜·福勒，她是美国布鲁克海文国家实验室的化学家，2009年度国家科学奖章获得者。
You're listening to Joanna Fowler, a chemist at Brookhaven National Laboratory and winner of the 2009 National Medal of Science.
这是乔安娜·福勒，她是美国布鲁克海文国家实验室的化学家，2009年度国家科学奖章获得者。
You’re listening to Joanna Fowler, a chemist at Brookhaven National Laboratory and winner of the 2009 National Medal of Science.
由于办公室和住家往往通风不良，这些化学物质会愈积愈多进而成为危害健康的物质。
As offices and homes often have inadequate ventilation, these chemicals can build up to become health nuisances.
化学家们在实验室合成有机化合物的时候，常常会得到一堆分子：一半右旋，一半左旋。
When chemists synthesize organic compounds in the lab, they often wind up with a mix of molecules: half are right-handed, and half are left.
化学家们在实验室合成有机化合物的时候，常常会得到一堆分子：一半右旋，一半左旋。
When chemists synthesize organic compounds in the lab, they often wind up with a mix of molecules: half are right-handed, and half are left.
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