Dictionary/改换门庭

改换门庭 改換門庭

gǎi huàn mén tíng

ㄍㄞˇ ㄏㄨㄢˋ ㄇㄣˊ ㄊㄧㄥˊ
Idiom
1to switch one's allegiance to a new patron
2to improve one's family's social status by moving up in the world

Characters