Frank ran dodgy errands for a seedy local villain.

弗兰克为当地一个臭名远扬的恶棍跑腿，干些骗人勾当。

We were staying in a seedy hotel close to the red light district.

我们当时住在紧挨着红灯区的一家脏乱不堪的旅馆里。

They suck you in to their seedy world.

他们把你卷入他们肮脏糜烂的圈子里。