You could actually draw out a 36,000-kilometer strand or ribbon of nanotubes stronger than steel, but maybe a thousandth the thickness of a human hair.

你真的能够拉出一条36000公里长的纳米管线，或者纳米管带，其强度比钢铁要高，但其厚度可能只是人类头发的千分之一。

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Of the 1.39 billion cubic kilometers (331 million cubic miles) of water on Earth, just a thousandth of 1% exists as water vapor.

地球上约有13.9亿立方千米(约3.31亿立方英里)的水，仅有那1%(约139万立方千米)中的千分之一以水蒸气的形式存在。

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In general, they have picked them up at signal strengths less than a thousandth of that needed to display an image on a TV screen.

通常，他们使用的信号强度不足电视显像信号的千分之一。

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Typically, the doctors apply about a thousandth of the power that's used in a flashlight bulb.

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It's the manipulation of manufactured materials measuring less than 100 nanometers, or a thousandth the width of a strand of hair.

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Air bubbles between a hundredth and a thousandth of a millimetre across can reflect ultrasound thousands of times more effectively than flesh does.

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