Sign in
|
English
|
Terms of Use
Dictionary
Forum
Contacts
G
o
o
g
l
e
|
Forvo
|
+
if-and-only-if operation
This HTML5 player is not supported by your browser
IT
équivalence logique
IF-AND-ONLY-IF operation
This HTML5 player is not supported by your browser
IT
équivalence logique
Add
|
Report an error
|
Get short URL
|
Language Selection Tips