Correct
改弦易辙
/ gǎi xián yì chè /
Strokes
Definition
change of string, move out of rut (idiom); dramatic change of direction/to dance to a different tune
Example
Definition
change one's course/direction—reverse course; make a new start; strike out on a new path
1
Shì
是
gǎixiányìchè
改弦易辙
de
的
shíhou
时候
le
了
。
It is time we tried an entirely new tact.