一般崔稿信写法：

Dear Editor:

Sorry for disturbing you. We’re not sure if it is the right time to contact you to inquire about the status of our submitted manuscript.

Our manuscript, "your manuscript name ***" (ID: ***), has been submitted to your journal on 07 Jul 2018. The status of "Under Review" has repeatably kept for more than three months. Could you please do we a favor to check the reason? We would be greatly appreciated if you could spend some of your time for us. We’re looking forward to your reply.

Thank you very much for your consideration.

Best regards!

Yours sincerely,
 *** *** ****