不
透
水
b
ú
b
ù
t
ò
u
t
ò
u
s
h
u
ǐ
s
h
u
ǐ
Definitions
1. waterproof
2. watertight
3. impermeable
Components
不
bù
–
(negative prefix)
透水
tòu shuǐ
–
permeable