Sign in
|
English
|
Terms of Use
Dictionary
Forum
Contacts
G
o
o
g
l
e
|
Forvo
|
+
Open Systems Foundation
This HTML5 player is not supported by your browser
el.
开放系统基金会
open systems foundation
This HTML5 player is not supported by your browser
desert.
开放系统基础
English thesaurus
Open Systems Foundation
This HTML5 player is not supported by your browser
abbr., scottish
OSF
Add
|
Report an error
|
Get short URL
|
Language Selection Tips
