不
变
b
ú
b
ù
b
i
à
n
b
i
à
n
Definitions
1. constant
2. unvarying
3. (math.) invariant
Components
不
bù
–
(negative prefix)
变
biàn
–
to change
Related Words
不变量
bù biàn liàng
–
invariant quantity
不变化
bù biàn huà
–
invariably
亘古不变
gèn gǔ bù biàn
–
unchanging since times immemorial (idiom)