Sign in
|
English
|
Terms of Use
Dictionary
Forum
Contacts
German
⇄
Arabic
English
Finnish
French
Italian
Japanese
Norwegian
Norwegian Bokmål
Polish
Portuguese
Serbian
Spanish
Swedish
G
o
o
g
l
e
|
Forvo
|
+
Lichtausbeute einer Strahlungsquelle
light.
luminous efficacy of a source
Add
|
Report an error
|
Get short URL
|
Language Selection Tips
