Sign in
|
English
|
Terms of Use
Dictionary
Forum
Contacts
Chinese
⇄
English
Japanese
G
o
o
g
l
e
|
Forvo
|
+
监视设施
tech.
supervisory service
;
monitoring facility
监视
控
设施
met.
monitoring facility
The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">
Add
|
The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">
Report an error
|
Get short URL
|
Language Selection Tips