不
识
好
歹
b
ù
b
ù
s
h
í
s
h
í
h
á
o
h
ǎ
o
d
ǎ
i
d
ǎ
i
Definitions
1. unable to tell good from bad (idiom)
2. undiscriminating
Components
不
bù
–
(negative prefix)
识
shí
–
to know
好歹
hǎo dǎi
–
good and bad