从那时起，Seeman和其他一些化学家开始向人们展示他们可以用DNA来构造极微小的东西。例如，比头发细1000倍的立方体和八面体。

Since then, Seeman and other chemists have shown that they can use DNA to build really simple shapes such as cubes or octahedrons that are 1, 000 times thinner than a human hair.

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从那时起，Seeman和其他一些化学家开始向人们展示他们可以用DNA来构造极微小的东西。例如，比头发细1000倍的立方体和八面体。

Since then, Seeman and other chemists have shown that they can use DNA to build really simple shapes such as cubes or octahedrons that are 1,000 times thinner than a human hair.

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年巴西发生了与洪水关联的细螺旋体病传染，之后的地域分析显示，在里约热内卢遭受洪水的区域，细螺旋体病的发病率增加了两倍之多（31）。

After a flooding-related outbreak of leptospirosis in Brazil in 1996, spatial analysis indicated that incidence rates of leptospirosis doubled inside the flood-prone areas of Rio de Janeiro (31).

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