霍金是杰出的理论物理学家，以其著作《时间简史》跻身畅销书作者行列。

Hawking, a leading theoretical physicists who hit the best-seller lists with his book a Brief History of Time, said the chances of humanity pulling through looked good.

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毕竟，正如著名物理学家斯蒂芬·霍金在他的《时间简史》中提到的那样：“如果时空旅行可能实现，那些从未来穿梭到现今世界的旅行者们又在哪里呢？”

After all, as physicist Stephen Hawking said in his book a Brief History of time, "If time travel is possible, where are the tourists from the future?"

youdao

毕竟，正如著名物理学家斯蒂芬·霍金在他的《时间简史》中提到的那样：“如果时空旅行可能实现，那些从未来穿梭到现今世界的旅行者们又在哪里呢？”

After all, as physicist Stephen Hawking said in his book a Brief History of time, "If time travel is possible, where are the tourists from the future?"

youdao