不需要写题目。
如果发邮件的话，邮件标题可以写Application for…
这里有个简单模版可以参考一下：
Mr. Archie XXXXCalifornia Investments, Inc.25 Sacramento StreetSan Francisco, CA 94102Dear Mr. XXXXX, From Nature Journal website I learned about your need for a postdoctoral follow to investigate XXXXXXXXXXXXXXXXXXXXXXXXX（职位的内容）in Department of Biology，in Nebraska Medical Center。I am very interested in this project, and believe that my background on molecular biology techniques and experience in XXXX are appropriate for the position.I recently graduated (or will graduate) from the University of Oregon with a Ph.D in Biophysics, from where I have studied …………………………….(论文的研究内容). I applied …………………（具体实验方法），and found that …………（实验结果）。 I have enclosed a resume as well as a brief sample of my writing for your review. I look forward to meeting with you to discuss further how I could contribute to your organization.Sincerely, John Oakley 7 Apple Court Eugene, OR 97401503-555-0303
晓云1123
