Every one of them has vulnerabilities that a knowledgeable thief could theoretically exploit.

每个系统都有漏洞，如果小偷具备相关知识，理论上就可以对其加以利用。

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It may seem on the human level that one person is more knowledgeable, evolved or wise than another person.

在人类层面上看起来可能一个人会比另外的人更有知识，更进化或更有智慧。

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Not one of the knowledgeable sceptics who have torn them apart has received a cent from Big Oil.

没有一个瓦解了气候变化论的知识渊博的怀疑论者收到过石油巨头的一分钱。

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It's useful to find at least one knowledgeable, trustworthy person to offer guidance on the security landscape.

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As one knowledgeable questioner pointed out, these are questions of fact.

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But a knowledgeable source said no one was in custody.

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