Sign in
|
English
|
Terms of Use
Dictionary
Forum
Contacts
English
⇄
Chinese
Japanese
Russian
G
o
o
g
l
e
|
Forvo
|
+
empirical law
tech.
经验性规律
telecom.
经验法则
wind.
经验定律
;
经验规律
The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">
Add
|
The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">
Report an error
|
Get short URL
|
Language Selection Tips