走ㄗㄡˇ內ㄋㄟˋ線ㄒㄧㄢˋzǒunèixiàn

简走内线

  1. 比喻與有權勢者的眷屬、親信拉關係，以達到某種目的。例 「他走內線，撈到了這分美差」。

英insider contacts, via private channels, to seek influence with sb via family members (possibly dishonest or underhand)​