Created by French writer Maurice Leblanc, Lupin first appeared in 1905 in the French magazine "Je Sais Tout" (I Know Everything).

由法国作家莫里斯·勒布朗所塑造的罗苹在1905年的一本法语杂志《我什么都知道》中首次登场。

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He has that je ne sais quoi that distinguishes a professional from an amateur.

他有那种难以言表的特质，体现出他是专业而非业余的。

《牛津词典》

For those of you who have never heard French before, when you hear somebody say, "Je ne sais pas," you could say, "Remarkable!"

对于你们那些从未听过法语的人来说，当你们听到有人说“Je ne sais pas”，你可能会说：“太神奇了！”

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So, for those of you who have never heard French before, when you hear somebody say, "Je ne sais pas" you could say, "Remarkable!

因此,对于那些从未听过法语的人来说,当你听到有人说,"我不知道",你可能会说,"太神奇了

耶鲁公开课 - 心理学导论课程节选

And you-- And now a French speaker, of course, hears "Je ne sais pas."

当然,讲法语的人听到"我不知道"时,是会感觉到停顿的

耶鲁公开课 - 心理学导论课程节选

Most of us are not going have the Gaga je ne sais quoi.

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That je ne sais quoi that a certain person has in their manner of dress, in their home, possibly in their office.

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Reputed for its refinement, considerate service, and attention to detail, the Sofitel's tranquil setting understates the certain je ne sais quoi of this premier hotel.

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