A common thread runs through these discussions.

这些讨论都贯穿着一条共同的主线。

《牛津词典》

The first rule—examine your life—is the common thread that runs through the entire book.

第一个准则——审视你的人生——是贯穿全书的主线。

youdao

All of these scenarios share a common thread.

所有这些场景都具有下列共同点。

youdao

The anonymous person or group or school that's responsible for the final composition, the final redaction of these books, would put the materials together by inserting verses and speeches that would frame the older sources and link them together, give them some sort of common uniting thread.

那些佚名的人，群体或者学院派别,负责最终成书，这些经书最终的编辑，他们将这些材料放在一起，插入章节和演说,以便给旧材料构建框架或者将他们联结起来，使他们具有相同的线索。

耶鲁公开课 - 旧约导论课程节选

That last tidbit of wisdom seemed to be the common thread in all of these stories.

FORBES: Move up http://i.forbesimg.com t Move down

The common thread that ties the Nationals, Orioles and Mets together: Davey Johnson in the dugout.

FORBES: In Nationals' Magic Season, Davey Johnson Bolsters His Case For Hall Of Fame

Their cases share a common thread -- repeated concussions, sub-concussive blows to the head, or both.

CNN: NFL wants players' suit over concussions dismissed