If you want to be au courant, you need to know all the latest information.

如果你想了解时事的话，你就必须知道最新的消息。

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The Americans want to be au courant, to know what fiction has critical prestige in Europe.

美国人想了解现状，想知道欧洲时下声望最高的小说是什么。

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So while unstructured hobo bags might be au courant, Ms. Botkier suggests carrying something with a slightly stiffer structure for the office.

因此，尽管率性随意的饺子包可能很潮，但柏柯尔建议上班时携带结构稍微规矩一些的包。

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