Sign in
|
English
|
Terms of Use
Dictionary
Forum
Contacts
Chinese
⇄
English
Russian
G
o
o
g
l
e
|
Forvo
|
+
经空气传播
jīng kōng qì chuán bō
tech.
air-borne transmission
Add
|
Report an error
|
Get short URL
|
Language Selection Tips