他还到海底航行六万英里，他环游过月亮，他去过地心探险，他还去过澳大利亚，并与当地的土人聊天。
He voyaged sixty thousand miles under the sea, toured around the moon, explored the center of the earth, and chatted with natives in Australia.
也许是令人失望的，科学家不是通过采取一个令人兴奋的地心钻探机对地球外壳以下的探险发现的，但是用(比较起来)单调的实验室的工作。
Disappointingly perhaps, scientists have discovered this not by carrying out an exciting mole-cruiser expedition beneath the planetary crust, but by (comparatively) humdrum lab work.
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