To be certain that Rollie was talented, Mr. Ross ran a bright chimp through the same process and compared the results.

罗斯先生为了确认罗妮的确聪明，他对一只聪明的黑猩猩进行了相同的研究，并比较了研究结果。

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The third, and most potent limitation is that it is not possible to be certain that the infant's response was due to the stimulus presented or to a change from no stimulus to a stimulus.

第三也是最有力的限制在于婴儿做出的是面对刺激的反应，还是从受到刺激到没受到刺激的变化，这是无法确认的。

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Be certain that any table or graph is self-explanatory.

确定任何的表格或图表的含义都能不言而喻。

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"I think the best marriages do that on equal footing across the board even though in certain areas one person may be contributing more than others."

VOA: special.2010.02.19

or be certain that you know how to get home if it's late

或者很晚的时候，要保证你知道回家的路，

伦敦的夜生活 - SpeakingMax英语口语达人

That is to say, theory has certain ambitions to a totalization of what can be thought that resembles or rivals philosophy.

也就是说，理论探讨的问题,与哲学相似或相媲美,而且倾向于把它完整化。

耶鲁公开课 - 文学理论导论课程节选

Be certain that all security patches have been implemented on your laptop or tablet.

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As a result, women need to be certain that they make the best financial decisions.

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We can be certain that the only real winners will be the class action attorneys.

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