The krypton and xenon isotope ratios in the gas samples provided a surprising result: They did not match the ratios found in the primordial cloud that spawned the solar system.
气体采样中的氪和氙同位素比值产生了一个令人吃惊的结果:这些比值跟在形成太阳系的原始云团中所发现的比值不一致。
If a match is not found, it can deny access.
如果未能找到匹配信息,就能拒绝访问。
Is important because it ensures that any substitutions that don't match will not result in the annoying Pattern not found error message.
的使用是很重要的,因为它保证了任何不匹配的替换不会导致令人讨厌的Pattern not found错误消息。
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