Sign in
|
English
|
Terms of Use
Dictionary
Forum
Contacts
English
⇄
Arabic
Chinese
Czech
Danish
Dutch
English
Esperanto
Finnish
French
German
Greek
Irish
Italian
Japanese
Polish
Portuguese
Russian
Scottish Gaelic
Serbian Latin
Slovene
Spanish
Swedish
Ukrainian
Terms
for subject
Astronomy
containing
doublet
|
all forms
English
Chinese
achromatic
doublet
消色差双合透镜
Get short URL
