1.催稿信:DearEditor,Wesubmittedamanuscriptentitled“*******”(Ref.No.:****)toJournalof****sixmonthsago.However,wehavenotyetreceivedyourdecisiononourmanuscript.Thestatusofmymanuscriptwas“RequiredReviewsCompleted”sinceJan07,2015.Thisstatehaslastedmorethantwomonths.Couldyoupleasedomeafavortocheckthereviewingprocessofourmanuscript?Thankyouverymuchforyourtimeandconsideration.Iamlookingforwardtohearingfromyou.Withkindregards,Yourssincerely,2.撤稿信Deareditor:Pleaseexcusemefortakingsomeofyourtime.Wesubmittedamanuscriptentitled***toyourjournal.Butnowwefeelthatwehavenotyetstudiedourworkcompletelyandsomenewgreatresultsarediscovered.Soaftercarefullythinking,wearegoingtorearrangethismanuscriptandtrytogivemoreprecisemodel.Thuswedecidedtowithdrawthismanuscriptwithgreatpity.Ofcourse,afterre-preparation,inyourjournalyouwillfindthislovelymanuscript,andwehopeitcomessoon.Wesincerelysaysorryforallthestaffsinvolvedthismanuscript,includingeditor,reviewers,etc.becauseofouraction.Thankyouverymuchforyourtimeandkindconsideration.BestregardsYourssincerely,***