空
气
缓
冲
间
k
ō
n
g
q
ì
h
u
ǎ
n
c
h
ō
n
g
j
i
ā
n
Definitions
1. air lock
Components
空气
kōng qì
–
air
缓冲
huǎn chōng
–
buffer
间
jiān
–
between