An egg, not a table, correctly typifies this unexplored planet.
蛋，不是桌，正确地代表这个未探测的行星。
The discovery is a reminder that much of planet Earth is still unexplored, and most of its citizens are unknown.
这一发现提醒了我们，地球上还有大部分领域还有待探索，而且生活在地球上的大多数生物对我们来说还是未知。
Together they make the largest mountain range on the planet, 50, 000 miles long and almost entirely unexplored, as tall as the Andes but two miles deep.
它们组成了这个星球上最长的山脉，足足有50000英里，几乎没有人探索过它们，它们的高度堪比安第斯山脉，耸立在水下两英里的地方。
"Despite its proximity to Earth, the planet Mercury has for decades been comparatively unexplored," said Sean Solomon, Messenger principal investigator.
信使号首席科学家SeanSolomon说：“尽管离地球比较近，但水星在几十年来没有怎么被探索过。”
Together they make the largest mountain range on the planet, 50,000 miles long and almost entirely unexplored, as tall as the Andes but two miles deep.
它们组成了这个星球上最长的山脉，足足有50000英里，几乎没有人探索过它们，它们的高度堪比安第斯山脉，耸立在水下两英里的地方。
Together they make the largest mountain range on the planet, 50,000 miles long and almost entirely unexplored, as tall as the Andes but two miles deep.
它们组成了这个星球上最长的山脉，足足有50000英里，几乎没有人探索过它们，它们的高度堪比安第斯山脉，耸立在水下两英里的地方。
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