Caption: yellow fever; This coloured transmission electron micrograph (TEM) shows yellow fever viruses. As the name suggests, these are the cause of yellow fever.

描述：黄热病；这幅彩色的透射电子显微图像显示了黄热病病毒。如其名字所表明的，它会引起黄热病。

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Caption: Fogo (fire) is an apt name for this imposing volcanic island.

描述：福古(火)岛这个名字很适合这座令人难忘的火山岛。

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