Ruburt has implied in [his novel] The Education of Oversoul Seven that some archaeological discoveries about the past are not discovered in your present because they do not exist yet.

• 拉伯特已在[他的小说]《超灵七号的教育》中含蓄地指出，你们现在并没有发现一些有关过去的考古学发现，因为它们还不存在。