voluntary courtesy

voluntary courtesy. An act of kindness performed by one person toward another, from the free will of the doer, without any previous request or promise of reward made by the person who is the object of the act. • No promise of remuneration arises from such an act.

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词条贡献者

资深译员David，毕业于亚洲顶尖的高级翻译学院，擅长翻译有关汽车业的法律文件。