关于端午节的英语作文结尾，可以总结如下：

The Dragon Boat Festival is a symbol of unity and cultural heritage

This traditional festival not only commemorates the ancient poet Qu Yuan but also embodies the spirit of unity and resilience. Through dragon boat races, dragon boat making, and the consumption of zongzi, people from all walks of life come together, celebrating their shared cultural identity. As we embrace this festival, we are reminded of the importance of preserving our heritage while embracing the future. May we carry forward the essence of the Dragon Boat Festival—bravery, perseverance, and community—to build a harmonious society.

翻译：

端午节不仅纪念古代诗人屈原，还体现了团结与坚韧的精神。通过龙舟竞渡、包粽子等活动，各界人士齐聚一堂，共同庆祝共同的文化身份。在迎接这个节日时，我们被提醒要珍视文化传承，同时展望未来。愿我们将龙舟节的精神内核——勇气、毅力与社区精神——传承下去，共同构建和谐社会。