小
洞
不
堵
，
大
洞
受
苦
x
i
ǎ
o
d
ò
n
g
b
ù
d
ǔ
,
d
à
d
ò
n
g
s
h
ò
u
k
ǔ
Definitions
1. A small hole not plugged will make you suffer a big hole (idiom); A stitch in time saves nine.
Components
小洞
xiǎo dòng
–
small hole
不
bù
–
(negative prefix)
堵
dǔ
–
to stop up
大
dà
–
big
洞
dòng
–
cave
受苦
shòu kǔ
–
to suffer hardship