It should be imperative for officials to give an accurate account of what is happening.

对于官员来说，他们必须要对真实情况作出具体解释。

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Replicating similar studies in other tourist destinations would be imperative for increasing the generalizability of these findings.

需要在其它观光景点进行类似的研究以提高这些调查结果的普遍性。

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But when it comes to those samples with complicate base or contain trace component, a pretreatment step will usually be imperative for purifying and enrichment.

然而面对复杂基质样品和痕量组分样品，常常需要在分析前对样品进行预处理以达到净化和富集的目的。

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As China continues to gain strength and to use its growing economic resources to gain allies in Africa, Southeast Asia, South America and Europe, it will be imperative for American leaders to learn how to look at issues not only from the U.S. point of view, but also from the point of view of China.

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But the need to own the mobile photo space seems to be an imperative for Facebook.

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This can be a major imperative for Barclays to be effective and prove that its stands by its commitment to the community by extending support to local sustainable development efforts.

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