Sign in
|
English
|
Terms of Use
Dictionary
Forum
Contacts
English
⇄
Chinese
Danish
Dutch
Finnish
French
German
Greek
Italian
Japanese
Portuguese
Russian
Spanish
Swedish
G
o
o
g
l
e
|
Forvo
|
+
to phrases
contrast threshold
health.
umbral de contraste
;
umbral de contraste de luminancia
life.sc.
umbral diferencial
contrast threshold:
5 phrases
in 3 subjects
Earth sciences
1
Health care
3
Lighting
other than cinema
1
Add
|
Report an error
|
Get short URL
|
Language Selection Tips