这种专门发电的器官就像一个为产生电流而做着进化试验的生物实验室。
The specialized organ, then, ACTS as a kind of biological laboratory for evolutionary experiments with electricity production.
它的地理位置和多变的地形，令它成为科学家们活生生的实验室，以研究物种进化和地理因素在物种进化过程中的影响。
Its isolation and varied terrain make it a living laboratory for scientists studying evolution and the impact of geography on the evolutionary process.
到目前为止，实验还仅限于实验室，不过，已经有迹象表明病毒已经进化出了一种能在寒冷中生存的能力。
So far it has been shown only in lab experiments, but there’s already some indication that influenza has evolved a special capacity for surviving cold.
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