改弦更張 (goi2 jin4 gang1 zoeng1) — change over to new ways; make a fresh start in Cantonese
goiˊ²改jinˎ₄弦gangˉ¹更zoengˉ¹張简 改弦更张
Mandarin Pinyin: gai3 xian2 geng1 zhang1
Meaning of 改弦更張
nounchange over to new ways; make a fresh start
nounto make a fresh start; to start a total reform; to change policy