导读：如何用英文邮件体面结束客户合作？
在职场或自由职业中，项目合作的结束是常态。无论合作是否续约，一封得体的告别邮件不仅能展现你的专业素养，还能为未来可能的合作留下良好印象。本文精选7个实用英文邮件模板，涵盖项目圆满完成、合同到期、合作关系终止等多种场景，每封邮件均配有精准中文翻译，并附上【重点点评】，帮助你掌握地道表达与沟通技巧，轻松应对告别时刻。
模板1：项目圆满完成，表达感谢
📤Subject: Thank You for a Successful Collaboration
Dear [Client's Name],
I want to extend my sincere thanks for the opportunity to work with you on [Project Name]. It has been a pleasure collaborating with your team, and I’m proud of what we’ve accomplished together. The project was completed on time and met all the agreed-upon goals.
I truly appreciate your trust and support throughout this journey. If you ever need assistance in the future, please don’t hesitate to reach out. Wishing you continued success!
Warm regards,
[Your Name]
📤主题：感谢您与我们之间的成功合作
亲爱的[客户姓名]：
衷心感谢您给予我参与[项目名称]的机会。与您的团队合作非常愉快，我们共同取得的成果令人自豪。项目已按时完成，并达成了所有既定目标。
非常感谢您在整个过程中的信任与支持。如果您将来需要帮助，请随时联系我。祝您未来一切顺利！
此致问候，
[你的名字]
【重点点评】
✅ 使用“extend my sincere thanks”比“thank you”更正式且有力。
✅ “It has been a pleasure”是表达合作愉快的经典句式。
✅ 结尾“don’t hesitate to reach out”鼓励未来联系，语气友好不强求。
模板2：合同自然到期，友好告别
📤Subject: End of Contract – Thank You and Best Wishes
Dear [Client's Name],
As our contract comes to an end this month, I’d like to take a moment to thank you for the past [duration] of collaboration. Working with you has been both professionally rewarding and personally fulfilling.
I’m grateful for the opportunity to contribute to your team’s goals, and I hope the results have met your expectations. I wish you and your organization continued growth and success in all future endeavors.
Please feel free to keep in touch.
Best regards,
[Your Name]
📤主题：合同终止——感谢与祝福
亲爱的[客户姓名]：
随着本月合同的结束，我想借此机会感谢我们过去[时长]的合作。与您共事不仅在专业上富有成效，也让我个人受益良多。
感谢您让我有机会为您的团队目标贡献力量，希望成果符合您的期望。衷心祝愿您和您的团队在未来事业中持续发展、不断成功。
欢迎随时保持联系。
此致，
[你的名字]
【重点点评】
✅ “comes to an end”自然表达合同终止，避免负面词汇。
✅ “professionally rewarding and personally fulfilling”体现双重价值，提升印象。
✅ “keep in touch”是保持联系的常用表达，简洁得体。
模板3：合作关系终止，保持专业态度
📤Subject: Conclusion of Our Professional Relationship
Dear [Client's Name],
I’m writing to formally acknowledge the conclusion of our professional relationship as of [date]. While I understand that business needs may change, I want to express my appreciation for the opportunity to work with you.
I’ve valued our collaboration and the trust you placed in me. I wish you every success moving forward and hope our paths may cross again in the future.
Sincerely,
[Your Name]
📤主题：终止我们的合作关系
亲爱的[客户姓名]：
我写此信是为了正式确认我们自[日期]起结束合作关系。尽管我理解业务需求可能会发生变化，但我仍想感谢您给予我合作的机会。
我珍视这段合作经历以及您对我的信任。祝您未来一切顺利，也希望我们有机会再次合作。
此致，
[你的名字]
【重点点评】
✅ “formally acknowledge”体现正式性与尊重。
✅ “business needs may change”委婉解释终止原因，避免指责。
✅ “paths may cross again”是“再次相遇”的诗意表达，适合书面语。
模板4：项目提前结束，表达遗憾与感谢
📤Subject: Update on Project Status and Closing Notes
Dear [Client's Name],
I understand that the [Project Name] will be concluding earlier than originally planned. While I’m disappointed that we won’t be continuing further, I want to thank you for the time we’ve worked together.
I’ve learned a great deal from this experience and appreciate the feedback and collaboration throughout the process. Please let me know if there’s any final documentation or handover needed from my side.
Wishing you all the best,
[Your Name]
📤主题：项目进展更新及结束说明
亲爱的[客户姓名]：
我了解到[项目名称]将比原计划提前结束。虽然很遗憾无法继续合作，但我仍想感谢我们共事的时光。
我从这次经历中学到了很多，也非常感谢您在整个过程中给予的反馈与协作。如有任何需要我提供的最终文件或交接事项，请随时告知。
祝一切顺利，
[你的名字]
【重点点评】
✅ “concluding earlier than planned”客观陈述事实，避免情绪化。
✅ “I’m disappointed”适度表达情感，展现投入感。
✅ 主动提出“final documentation or handover”，体现责任感。
模板5：客户主动终止合作，礼貌回应
📤Subject: Acknowledgment of Your Decision
Dear [Client's Name],
Thank you for informing me about your decision to end our collaboration. I respect your choice and appreciate the transparency throughout this process.
It has been a privilege working with you, and I’m grateful for the opportunity to contribute to your goals. If there’s anything I can assist with during the transition, please let me know.
I wish you great success in your future projects.
Kind regards,
[Your Name]
📤主题：对您所作决定的认可
亲爱的[客户姓名]：
感谢您告知我终止合作的决定。我尊重您的选择，并感谢您在此过程中的坦诚沟通。
与您合作是我的荣幸，也感谢您让我有机会为您的目标贡献力量。如在过渡期间需要我协助，请随时告知。
祝您未来的项目取得巨大成功。
此致问候，
[你的名字]
【重点点评】
✅ “respect your choice”展现大度与专业。
✅ “privilege working with you”表达高度尊重。
✅ “transparency”是“透明沟通”的高级词汇，提升语言层次。
模板6：长期合作结束，情感真挚
📤Subject: Saying Goodbye After [X] Years of Partnership
Dear [Client's Name],
After [X] years of working together, it’s with mixed emotions that I write to say goodbye. Our partnership has been one of the most meaningful in my career, and I’m truly grateful for your trust and collaboration over the years.
From the first project to the latest initiative, every step has been a learning experience and a source of pride. I hope our professional paths cross again.
Thank you for everything. Take care and stay well.
Warmly,
[Your Name]
📤主题：在合作了[X]年后道别
亲爱的[客户姓名]：
在共同合作[X]年后，我怀着复杂的心情写下这封告别信。这段合作关系是我职业生涯中最重要的一段之一，非常感谢您多年来给予的信任与合作。
从第一个项目到最后一次合作，每一步都是宝贵的学习经历，也让我深感自豪。希望未来我们还能有机会共事。
感谢您的一切。保重，一切安好。
此致，
[你的名字]
【重点点评】
✅ “mixed emotions”准确表达离别时的复杂心情。
✅ “meaningful in my career”强调合作的重要性。
✅ “Take care and stay well”比“Goodbye”更温暖亲切。
模板7：团队项目结束，代表团队致谢
📤Subject: Thank You for a Great Partnership – From the Entire Team
Dear [Client's Name],
On behalf of the entire team, I’d like to express our heartfelt gratitude for the opportunity to work with you on [Project Name]. This project was a true collaboration, and we’re proud of the results we achieved together.
Each member of our team has learned and grown through this experience, and we appreciate your clear communication, timely feedback, and ongoing support.
Though this chapter is closing, we hope to work with you again in the future. Thank you once again for your trust and partnership.
Best wishes,
[Your Name]
On behalf of the [Team Name] Team
📤主题：感谢与我们建立的良好合作关系——全体团队致以诚挚的感谢
亲爱的[客户姓名]：
我谨代表整个团队，衷心感谢您给予我们参与[项目名称]的机会。这是一个真正的协作项目，我们为共同取得的成果感到自豪。
团队每位成员都在此次合作中有所成长，也非常感谢您清晰的沟通、及时的反馈和持续的支持。
虽然这一阶段即将结束，但我们期待未来能再次合作。再次感谢您的信任与支持。
此致问候，
[你的名字]
代表[团队名称]团队
【重点点评】
✅ “on behalf of”用于代表团队发言，正式且得体。
✅ “heartfelt gratitude”比“thank you”更具情感深度。
✅ 强调“clear communication, timely feedback”突出客户优点，留下好印象。