对于这种病毒自己来说这没有什么大惊小怪的，但是却意味着它一定是在最近变成内源性的。否则它不会与它的游离态如此相似。

That is not surprising in itself, but it means that the virus must have become endogenous fairly recently, otherwise it would not look so similar to its free-living counterpart.

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大惊之下，他意识到，虽然科学博物馆的信件证实布拉默拒绝了一个蜡质圆筒，却收下了莫尔斯家那个唯一的留声机圆筒。

With a jolt, he realized that while the Science Museum correspondence confirmed that Plummer had rejected a wax recording, he had acquired the Morses' solitary example of a Graphophone cylinder.

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不过强壮有力的人在斗殴当中却占上风。因此不必大惊小怪的，人类已进化出了可以准确估量潜在对手实力的能力。

So it's not surprising that humans have evolved the ability to accurately size up their potential opponents.

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