Sign in
|
English
|
Terms of Use
Dictionary
Forum
Contacts
Portuguese
⇄
Afrikaans
Arabic
Catalan
Chinese
Dutch
English
Estonian
Finnish
French
German
Greek
Italian
Korean
Persian
Polish
Russian
Spanish
Swedish
Turkish
G
o
o
g
l
e
|
Forvo
|
+
matriz de projecção
math.
hat matrix
Add
|
Report an error
|
Get short URL
|
Language Selection Tips
