Sign in
|
English
|
Terms of Use
Dictionary
Forum
Contacts
Italian
⇄
Dutch
English
French
German
Spanish
G
o
o
g
l
e
|
Forvo
|
+
sfera di Ulbright
meas.inst.
sphère d'Ulbright
;
sphère photométrique
Add
|
Report an error
|
Get short URL
|
Language Selection Tips