拒绝聚会邀请信英语作文
英文回答：
Dear [Inviter's Name],。

Thank you for inviting me to your party on [Date]. I appreciate the invitation and would like to express my sincere gratitude for thinking of me.
Unfortunately, I must regretfully decline your kind invitation. I have a prior commitment that I cannot reschedule, and I will be unable to attend the party.
I wish I could be there to celebrate with you and the other guests. I am sure it will be a wonderful event, and I hope you have a fantastic time.
Thank you again for the invitation. I truly appreciate your thoughtfulness.
Sincerely,。

[Your Name]
中文回答：
尊敬的 [邀请人的姓名]，。

感谢您邀请我参加于 [日期] 举行的聚会。

我非常感谢您的邀请，并对您考虑我表示衷心的感激。

遗憾的是，我必须遗憾地拒绝您的盛情邀请。

我有无法重新安排的先约，因此无法参加聚会。

我真希望能够与您和其他客人一起庆祝。

我相信这将是一场精彩的活动，我希望您玩得开心。

再次感谢您的邀请。

我真正感谢您的贴心。

此致，。

[您的姓名]。