寄人篱下（寄人籬下）　

◎ 寄人篱下 jìrénlíxià

[live under another’s roof;live on dependence of sb.;be (live) under sb‘s subjugation (thumb);rely on sb. for support;have one‘s feet (kness,legs) under sb‘s mahogamy] 比喻依附别人,不能自立