一
成
不
变
y
ì
y
ī
c
h
é
n
g
c
h
é
n
g
b
ú
b
ù
b
i
à
n
b
i
à
n
Definitions
1. nothing much changes (idiom); always the same
2. stuck in a rut
Components
一成
yī chéng
–
ten percent
不变
bù biàn
–
constant
Word Lists
New HSK Levels 7-9