直接说you are welcome。
就是不客气，或者客气了的意思，不管怎么翻译，反正都是用来回复thank you一类的感谢用的。
polite 参考例句：The behaviour of these two women was very quiet and their manners unobtrusive 这两个女人很温和客气。
Make oneself at home; make oneself relaxed 不用客气;不用拘束 Please help yourself to the fi。
you are welcome.It is my pleasure.
polite 读法 英 [pəˈlaɪt] 美 [pəˈlaɪt]adj.有礼貌的;客气的;儒雅的;应酬的;礼节性的;客套的;上流社会的 短语：polite society 上流社会；文雅社会 示例：Certain words 。