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Body mass index,or BMI, is a measure of a person's weight in relation to height.
VOA: special.2011.02.15
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It is a double column, You can see, it starts with hydrogen and goes to mercury in ascending order of atomic mass.
双纵栏，你们看到，从氢开始,然后到水银，按原子质量的升序排列。
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in order to be able to distribute it on a mass scale. You needed a company of, with a lot of capital,
为了能够大规模发行。你需要一个有很多资金的公司，
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The difference in speed also means a difference in mass of 50%.
VOA: special.2009.01.20
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And this spin is an intrinsic quality of the electron, it's a property that is intrinsic in all particles, just like we would say mass is intrinsic or charge is intrinsic.
自旋是电子的本征量，它是所有粒子的本征性质，就像我们说质量是本征的或者电荷是本征的。
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In the same beachside neighborhood, a truck and tangled mass of corrugated steel are wedged against the house of Fai Faaita.
VOA: standard.2009.10.06
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Furthermore, the electron has a very tiny mass in comparison to that of the overall atom.
进一步，电子的质量很小,相比于整个原子。
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General Motors was the first auto company in the United States to mass produce a modern electric car.
VOA: standard.2010.07.30
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Mass of an object is how much it hates to accelerate in response to a force.
物体的质量,反映了物体在力的作用下加速的难易程度
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In 2003,he renounced weapons of mass destruction, a shrewd move in the year the United States invaded Iraq in pursuit of such arms.
VOA: standard.2009.08.29
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That quantity in parenthesis, I have a mass which is a positive number. Something raised Something raised to the fourth power has got to be positive.
顺便说一句,质量这个量是个正数,四次方的值,肯定是正数。
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Mr.Berlusconi attended a mass for rescuers and volunteers at a police academy in L'Aquila on Easter Sunday and complimented them for their work.
VOA: standard.2009.04.12
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In fact, there's a property of gravitational fields anywhere, even in outer space, but there is some residual field between all the planets and all the stars in the universe, that the force on a body is proportional to the mass of the body.
实际上,这是任何地方的引力场都具备的属性,甚至是在外太空,在所有的行星和恒星之间,存在着某种剩余场,在这个场里作用在物体上的力,和物体的质量之间存在比例关系
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Polio is no longer a concern in Western countries because of mass inoculations starting in the 1950s.
VOA: standard.2010.08.02
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If the vehicle in the unfortunate circumstances of a collision, has to be able to maintain the security of the hydrogen which means more mass, which means a lot of the efficiency is being squandered What's the environmental impact of hydrogen production?
如果车辆,在碰撞中发生了不幸，要仍然能够保持氢气的安全性的话,意味着需要更多的质量，也就是说大部分效率被浪费了,制氢对环境有什么影响呢？
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Supporters of the plan say that, nevertheless, it will lay the foundation for a new kind of mass transportation in the United States.
VOA: standard.2010.02.15
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A typical problem that you may have done in your first pass at Newton's law, someone tells you a force of 36 Newtons is acting on a mass of whatever, 4 kilograms; what's the acceleration?
在你们第一次接触牛顿定律时,可能见过这么一道典型题目,告诉你,一个 36 牛的力,作用在一个物体上,4 千克吧,问加速度是多少
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Before the meeting Pope Benedict celebrated a large open-air mass in Valletta, attended by thousands of people.
VOA: standard.2010.04.18
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More vigils and tributes - hundreds of people crowded into the Church of Saint Anna in central Warsaw for a special mass for those killed in the crash.
VOA: standard.2010.04.12
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There would still be in the Catholic tradition a full funeral Mass.
VOA: standard.2010.07.22
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They began mass protests in the city a month ago.
VOA: standard.2010.04.12
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Just last month,Mr.Blair was asked in a BBC interview what he would have done if he had known that Saddam did not hold any weapons of mass destruction in 2003.
VOA: standard.2010.01.02
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"We must keep in mind how even apparently unsuccessful attacks on Western mass transportation systems can bring major cities to a halt, cost the enemy billions and send his corporations into bankruptcy."
VOA: standard.2010.04.01
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Braima says the international community must prepare for a mass exodus of refugees from Darfur by pre-positioning aid in Chad, the Central African Republic and areas within Sudan where people are likely to go.
VOA: standard.2009.03.28
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"The sight of a mass murderer getting a hero's welcome in Tripoli is deeply upsetting, deeply distressing, above all for the 270 families who grieve every day for the loss of their loved ones 21 years ago.
VOA: standard.2009.08.21
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In 1944,when many experts warned of mass starvation in developing nations where populations were expanding faster than crop production, Borlaug began work at a Rockefeller Foundation-funded project in Mexico to increase wheat production by developing higher-yielding varieties of the crop.
VOA: standard.2009.09.13
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So if you have a mass killing of an ethno-religious group, carried out by a government in order to eliminate those people from their homeland, or to destroy their political and cultural potential - that is,by the conventional definition and most scholarly definitions, a genocide."
VOA: standard.2010.03.18
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