dissertation

/ˌdɪsərˈteɪʃən/

a treatise advancing a new point of view resulting from research; usually a requirement for an advanced academic degree

Chinese meaning: 学位论文；专题论文

She spent two years writing her dissertation on renewable energy.

她花了两年时间撰写关于可再生能源的学位论文。

His dissertation was praised for its original contribution to the field.

他的论文因其对该领域的原创贡献而受到赞扬。