分享一个cover letter模板，可用于解释投稿前已发布预印本

From
Dr. XXXX,
To
The Editor-in-Chief of “XXXXX”

Subject: Submission of Manuscript for Evaluation

Dear Editor
I am enclosing here with a research full paper entitled “XXXXXXXXXX” for publication in possible evaluation. We believe the paper is appropriate to your journal. With the submission of this manuscript, I would like to undertake that

1) The manuscript is entirely the authors' original work. It has not been published elsewhere.
2) Each author has participated sufficiently in the submission, and will take public responsibility for the contents.
3) Publication is approved by all authors.
4) The authors declare that there is no conflict of interests regarding the publication of this article.
5) Our manuscript is also uploaded to the pre-print website “arXiv” since it is allowable for publication in Elsevier https://www.elsevier.com/about/policies/sharing. Please exclude the paper (https://arxiv.org/abs/xxxxxxxx) on arXiv when checking the similarity of this paper. Thank you very much!

Submission Author:
Dr. XXXX
xxxx@xx.edu.cn