而且还出现了非洲的新一轮争夺的一面。

But there is another side to this new Scramble for Africa.

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研究人员利用射线发现，砷原子不仅已经出现在这些细菌的DNA中，而且还出现在了其他分子中。

By labeling the arsenic with radioactivity, the researchers were able to conclude that arsenic atoms had taken up position in the microbe's DNA as well as in other molecules within it.

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不过，在洋流的顶端还出现一个逆时针方向旋转的水流(紫色部分)，而且温度较低。

However, there is also an eddy of cooler water (purple) circulating counterclockwise at the top of the Loop Current.

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