The existence of a thing more than two thousand years, will have its raison d'etre.

一个能存在两千多年的事物，必定有其存在的理由。

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Value creation is a corporation's raison d'être, the ultimate measure by which it is judged.

价值创造是一个公司存在的原因，也是衡量一个公司的最终尺度。

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Their raison d'être, after all, is the promotion of policies favored by their founders and sponsors.

毕竟，他们的目的还是为自己的投资者和赞助商的政策提供宣传。

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Sirtris' raison d'etre was to create more potent versions that could combat myriad diseases of aging.

FORBES: Magazine Article

Pour cette raison l'UNESCO s'efforce de renforcer la perspective philosophique dans tous ses programmes et champs d'action.

UNESCO: Journ��e mondiale de la philosophie | Organisation des Nations Unies pour l'��ducation, la science et la culture

Raison is also internationally recognized for his expertise in the diagnosis and treatment of interferon-alpha-induced depression and anxiety.

CNN: Mental Health Q&A from CNN health