The bomb must explode within less than a millionth of a second.
那枚炸弹必须在百万分之一秒内爆炸。
In order to make a nuclear explosion, the critical mass must come together within a fraction of a millionth of a second.
为促成一次核爆炸，临界质量必须在一百万分之一秒内聚集在一起。
Extracting information about the large-scale composition of a planet from a sample weighing a millionth of a gram was a fascinating example of scientific endeavour.
从重量为百万分之一克的样品中提取有关行星宏观组成的信息是一个极为有趣的科学尝试实例。
It ain't a millionth part of it!
那不是它的百万分之一！
A microsecond is a millionth of a second.
1微秒就是一百万分之一秒。
A a millionth of an inch is an infinitesimal length.
一英寸的百万分之一是极小的长度。
Each burst of waves lasts only about a millionth of a second.
每个电波脉冲群仅持续约一百万分之一秒的时间。
The poisoning is relatively rapid and a millionth of a gram is sufficient to kill.
中毒的全过程相当迅速，只要沾染上百万分之一克的有毒物质便会迅速送命。
That means the difference between the two is only one-third % of a millionth of a percent.
意味着,二者之间的差别仅是,百万分之三分之一。
The result runs at six Hertz, about a millionth of the speed of a typical laptop computer.
成品能以六赫兹的频率运行，约是典型手提电脑运行速度的百万分之一。
Performing 1 million transactions a second does not mean each transaction can be performed in a millionth of a second.
每秒执行一百万个事务并不意味着每个事务都可以在一百万分之一秒内执行完。
Quantum mechanics, on the other hand, deals with phenomena on extremely small scales, such AS a millionth of a millionth of an inch.
另一方面，量子力学解决的问题是极小尺度里的现象，例如万亿亿分之一英寸。
To put that into some sort of perspective, a micro-metre is a millionth of a metre; the width of a human hair is about 100 micro-metres.
没错，一微米是一百万分之一米，人类头发的宽度大概是100微米。
When glass breaks, the cracks move faster than 3, 000 miles per hour. to photograph the event, a camera must shoot at a millionth of a second.
玻璃破碎时，裂痕的延伸速度超过每小时三千英里。要想拍摄下破碎时裂痕的延伸，摄相机要以百万分之一秒的速度拍摄。
As another example, cosmic rays have a wavelength of lessthan a millionth of a millionth of an inch, while some radio waves have wave lengths of over a mile!
再举另外一个例子，宇宙射线的波长不及万亿亿分之一英寸，而某些无线电波的波长却超过一英里！
THE Large Hadron Collider (LHC) is a machine whose experiments will measure events that happen within a millionth of a billionth of a billionth of a second.
大型强子对撞机(LHC)所进行的实验将测量十亿分之一阿秒内发生的事件。
His starting material, as he describes in a paper in Nature Nanotechnology, is made of closely packed polystyrene spheres about a millionth of a metre in diameter.
Braun博士最开始采用的材料正是他在自然纳米技术杂志所描述的那样，是由直径为百万分之一米紧密排列的聚苯乙烯小球组成。
Within the last 50 years - little more than one hundredth of a millionth of the Earth's age - the carbon dioxide in the atmosphere began to rise anomalously fast.
在过去的五十年里——只比百万分之一地球年龄的百分之一多一点——大气中的二氧化碳浓度开始反常地迅速上升。
But her husband was rough on me-many times he was rough on me-and mainly he was the justice of the peace that jugged me for a vagrant. And that ain't all. It ain't a millionth part of it!
可她丈夫对我太刻薄了——他多次是那样凶我——就因为他是治安官，说我是流氓，还不止这些，我说的还不到他对我干的一百万分之一多。
Kurzweil likes to point out that your average cell phone is about a millionth the size of, a millionth the price of and a thousand times more powerful than the computer he had at MIT 40 years ago.
正如库兹韦尔喜欢指出的那样，相比四十年前他在麻省理工所使用的电脑，现在最一般的手机只有它的百万分之一大，价格也只有百万分之一，但功能则强大数千倍。
Next they had to decide on a "natural" length. They chose one ten-millionth of the distance from the Equator to the North Pole.
接下来他们必须决定一种“自然的”长度，他们选择了从赤道到北极距离的一千万分之一，他们将它称作一米。
The thing is, that AD has been up for a while, which means I'm probably not the only person who is told he or she is the millionth visitor to the site.
问题在于，那个广告在那个站点上已经存在多时了，这意味着不止我一个人曾被告知自己是该站点的第一百万个访问者。
Water droplets in fog are very small, typically between 1 to 50 microns (one-millionth of a metre) across.
雾气中的水滴极小，通常在1 -50微米(一百万分之一米)之间。
In the UK drinking water can contain no more than 100 micrograms of THM per litre. A microgram is one millionth of a gram.
在英国每升饮用水中三卤甲烷（THM）不允许超过 100 微克（一微克是一克的一百万之一）。
The wavelength of these electron beams is much shorter, allowing scientists to see structures as small as 1 nanometre (1 millionth of a millimetre).
电子束的波长远小于可见光，这允许科学奖能观测1纳米（一微米的百万分之一）左右物体的结构。
So it's much more common to see microfarads (one-millionth of a farad) and even picofarads (one-millionth of a microfarad).
所以微法拉（百万份之一法拉）和皮法拉（百万份之一微法拉）更为常见。
The technology is producing cells that are often only two microns thick (a micron is one-millionth of a meter).
这项技术制造的电池厚度通常仅仅是两微米(一微米是一个百万分之一米)。
The rat generator operates at the femtowatt scale -- a pico-amp is a million millionth of an amp, so it is a tiny amount of current -- so not very much power.
大鼠发电机以毫微微瓦级在运转（1微微安培是1安培的亿万？ 分之一），因此它只是极少量的电流，产生不了多少电力。
The rat generator operates at the femtowatt scale -- a pico-amp is a million millionth of an amp, so it is a tiny amount of current -- so not very much power.
大鼠发电机以毫微微瓦级在运转（1微微安培是1安培的亿万？ 分之一），因此它只是极少量的电流，产生不了多少电力。
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