research 是调查ex:the research we've done about polution made all of us study 是学习，仔细看:the new type of animal that we are studying has two 论文我一般用essay，学校老师布置论文都是这样说的。
“毕业论文”用英文是dissertation dissertation[ˌdɪsəˈteɪʃn] 专题论文，学位论文；学术演讲 毕业论文； 博士论文； 论文； 学位论文 例句：He was involved in writing his doctoral 他在聚精会神地写他的博士论文 I have not yet footnoted my 我还没有给我的论文加上脚注 I'm working my notes up into a 我正在把我的笔记修改成论文
