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1·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。

2·When the researchers looked at the seedling tissues under an electron microscope, however, they could see the nanotubes had actually entered living cells.

然而，当研究者在电子显微镜下观察种子组织的时候，他们能够看到纳米管确实已经进入了活细胞。

3·But the nanotubes are modern.

但纳米管是很现代的。

4·The solution: carbon nanotubes.

而碳纳米管是唯一的解决办法。

5·Nanotubes have also been used in all kinds of bio-sensing.

Li说：“纳米管已经被用于各种生物传感器中。”

6·The nanotubes are elongated, hollow cylinders of carbon atoms.

纳米管是由碳原子拉长的空心圆筒。

7·His group has worked out how to make nanotubes into thin films.

他的团队已经解答了如何把纳米管制成薄膜的问题。

8·As nanotubes may have medical applications, making them safe is key.

由于纳米管可能具有医疗应用价值，使之变得安全是关键。

9·But carbon nanotubes are very expensive to make, especially in large quantities.

但是(尤其是大规模)制造碳纳米管是非常昂贵的。

10·The network would be made of carbon nanotubes, which could store hydrogen power.

该网络由碳纳米管制成，能够储存氢能。