最长的作业也许是一篇附信，而即便是这篇附信也可以简化为一封网络电子邮件。
The longest assignment could be a cover letter, and even that might be streamlined to a networking E-mail.
我附寄一篇故事你可能会愿意登在你的报纸上。
I enclose one story that you might like to include in your paper.
本文对模式识别及其在生药学领域中的应用进行了综述，附参考文献21篇。
In this paper, pattern recognition and its application in the field of pharmacognosy have been reviewed with 21 references.
应用推荐