Sign in
|
English
|
Terms of Use
Dictionary
Forum
Contacts
Chinese
⇄
English
G
o
o
g
l
e
|
Forvo
|
+
to phrases
黑箱法
telecom.
black box approach
黑箱法:
2 phrases
in 2 subjects
Aviation
1
Project management
1
Add
|
Report an error
|
Get short URL
|
Language Selection Tips
