子
网
屏
蔽
码
z
í
z
ǐ
w
ǎ
n
g
w
ǎ
n
g
p
í
n
g
p
í
n
g
b
ì
b
ì
m
ǎ
m
ǎ
Definitions
1. subnet mask (computing)
Components
子网
zǐ wǎng
–
subnetwork
屏蔽
píng bì
–
to screen
码
mǎ
–
weight