很简单几句话吧。Dear professor X,i will (very)appreciate it if you can send me this paper :文章发表的杂志号,题目。I cannot find it in our library's database,and it means a lot to me。Much thanks。还可以再短点。自己发挥写一句两句就行吧。这是我的建议。你觉得不行,可以用下面的模板,个人觉得很没必要,想给你发怎么写都发,不想发写多也没用。Dear M/M: ________(Author name) I am a graduate student of————University in C I major in "________"(您的专业) Recently, I found one of your articles, titled "__________" (文章名)in M I found it may help me achieve my goals in this research This would make a really positive contribution to my I would like to be able to read the full text of this The abstract makes the article sound very I know there is usually a fee required to obtain the full article from Medline; however, as a student, my only income is a small scholarship which is about U S $00 per I wonder if you would consider sending me the full text by E Perhaps you would consider this as an act of friendship between our two Thank you for your kind consideration of this Sincerely: ___________(您的名字) My Email address is: ____________________ (你的email地址) 日期:月/日/年