Sign in
|
English
|
Terms of Use
Dictionary
Forum
Contacts
English
⇄
Afrikaans
Arabic
Basque
Bulgarian
Chinese
Czech
Dutch
Finnish
French
German
Greek
Hungarian
Icelandic
Irish
Italian
Japanese
Korean
Latvian
Maltese
Persian
Polish
Portuguese
Romanian
Russian
Slovak
Slovene
Spanish
Swedish
Turkish
Ukrainian
+
G
o
o
g
l
e
|
Forvo
|
+
observational study
This HTML5 player is not supported by your browser
math.
관측연구
Add
|
Report an error
|
Get short URL
