file references

例句：

1. 1. We need to file ourresearch papers for the upcoming conference.
   我们需要为即将到来的会议提交我们的研究报告。
2. 2. The libraryhas a vast collection of historical documents thatcan be filed references for future research.
   图书馆拥有丰富的历史文献收藏，可以作为未来研究的参考资料。
3. 3. She carefullyfiled her notes and referencesbefore submitting her assignment.
   她在提交作业前仔细整理了她的笔记和参考资料。