无人问津（無人問津）　

◎ 无人问津 wúrén-wènjīn

(1) [moribund;be nobody‘s business;nobody cares to ask sth.;not be attended to by anybody] 津,渡口。没有多少人关心询问

后遂无问津者。——陶渊明《桃花源记》

(2) 现形容毫无生气