When famous explorers like Columbus and da Gama and Magellan left Europe in their ships, they weren't looking for a new world.
当哥伦布、达·伽马和麦哲伦等著名的探险家们乘船离开欧洲时，他们并不是为了寻找一个新世界。
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The rocky views glimpsed by the Nearer Nine and other Russian landers suggested a tortured volcanic history that was confirmed in the early 1990s by the American Magellan orbiter.