zhè piān / lùn wén / de / fù biāo tí / bǐ / zhǔ biāo tí / gèng / néng / shuō míng / yán jiū / zhòng diǎn

这篇论文的副标题比主标题更能说明研究重点。

The subtitle of this paper explains the research focus better than the main title.