ScienceDaily (Aug. 31, 2010) —A unique 'natural laboratory' in the Mediterranean Sea is revealing the effects of rising carbon dioxide levels on life in the oceans.

科学日报 (2010年8月31日) — 在地中海进行的一次独特的“自然实验”揭示了不断上升的二氧化碳含量对海洋生物的影响。

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And because there is no interaction-or star matter streaming between them-we may have a unique stellar laboratory here to look for effects of general relativity and probe for extreme gravity.

而且因为它们之间不存在交互——或者说没有星体上的物质在它们间流动——这就为我们提供了一处独特的星体实验室，在这个实验室里我们可以寻找广义相对论引发的效果并且探测极端重力。

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This is a unique laboratory for experimentation and discovery, and most inhabitants now have forgotten that.

这是一个独特的实验室来用于试验和发现，现在大多数居民已经忘记那了。

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The nova is providing a unique stellar laboratory, shedding light on processes normally confined to supernovae that are too slow for Earth-bound astronomers to learn from quickly.

BBC: Gamma rays from nova explosion surprise astronomers