dissertation
US
UK dissertation n: (school, university: extended essay)
SC 学位论文 xué wèi lùn wén
TC 學位論文
TC 學位論文
All final year students have to write a dissertation on a topic of their choice.
所有大四学生都要选择一个主题，撰写一篇学位论文。
dissertation n: US (doctoral thesis)
SC 博士学位论文
The student was pleased to have finally finished the dissertation for her doctorate.
终于完成了博士学位论文，那位学生非常高兴。
dissertation n: UK (master's extended essay)
SC 硕士学位论文
You will need to write a 20,000-word dissertation for this master's course.
你得写一篇2万字的硕士学位论文。
dissertation n: (formal text or speech)
SC 正式论文，专题论文 zhuān tí lùn wén
TC 專題論文
TC 專題論文
SC 学术演讲
The philosopher wrote a dissertation on freedom.