Adding metadata annotation to your element signatures lets you express non-core characteristics in a systematic way.

在元素签名中加入元数据注释(metadata annotation)可以让您用系统的方式表达非核心功能。

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Essentially, annotations let you express a program element's non-core characteristics without tangling their names or placing undue burden on the caller side.

实际上，注释可以在不使名称交织在一起、或者不增加调用者负担的情况下表示程序元素的非核心功能。

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Food prices were the biggest contributors and some economists are starting to express concerns over rising non-food commodity prices as well.

食品价格是11月份通胀上升的最大诱因，而一些经济学家也已开始对非食品类价格的上涨表示担忧。

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but also very non-affrontively, express a lack of complete knowledge

又不冒犯地表达对某事不完全清楚，

I don't know 课堂 - SpeakingMax英语口语达人

They will also endorse a high level declaration of principles around open government, which is voluntary and non-binding, and will express our commitment to exemplifying best practice on transparency, accountability and civic engagement.

FORBES: Open Government Partnership: An Interview with Maria Otero, Under Secretary of State

But ultimately we provide a platform where young people can express themselves in a non-judgmental environment.

NPR: Acting Students Ready for Their Next Role

Non-voting Hispanics are also more likely than the voters to express conservative attitudes, such as agreeing that "hard work" is more important than "lucky breaks or help from other people" in getting ahead.

WSJ: Arthur Brooks: The GOP's Hispanic Opening