简单地说明一下文章的内容（创新与特色之处可以强调）和声明无一稿两投即可！Dear Editor: Here within enclosed is our paper for consideration to be published on “***". This study aims to ... our results show that, indicating that......The authors claim that none of the material in the paper has been published or is under consideration for publication elsewhere. Sincerely Yours, ***
暴脾气媛媛
