Sign in
|
English
|
Terms of Use
Dictionary
Forum
Contacts
English
⇄
Chinese
German
Polish
Russian
+
G
o
o
g
l
e
|
Forvo
|
+
construct validity
This HTML5 player is not supported by your browser
econ.
结构效度
HR
构想效度
Add
|
Report an error
|
Get short URL
