Sign in
|
English
|
Terms of Use
Dictionary
Forum
Contacts
English
⇄
Chinese
+
G
o
o
g
l
e
|
Forvo
|
+
standard reference zero for the calibration of
This HTML5 player is not supported by your browser
otorhinol.
标准［气导］参考零级
Add
|
Report an error
|
Get short URL
