Not as a demonstrated natural law, but as a working hypothesis.
不是作为一个已证明的自然规律，而是作为一个有效的假设。
-- Henry Norris Russell 亨利·诺里斯·拉塞尔
Not as a demonstrated natural law, but as a working hypothesis.
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Not as a demonstrated natural law, but as a working hypothesis.
不是作为一个已证明的自然规律，而是作为一个有效的假设。
-- Henry Norris Russell 亨利·诺里斯·拉塞尔
