Sign in
|
English
|
Terms of Use
Dictionary
Forum
Contacts
G
o
o
g
l
e
|
Forvo
|
+
proportional-to-size random sampling
This HTML5 player is not supported by your browser
forestr.
与规模成正比的随机取样
Add
|
Report an error
|
Get short URL
|
Language Selection Tips
