Sign in
|
English
|
Terms of Use
Dictionary
Forum
Contacts
English
⇄
Chinese
Russian
+
G
o
o
g
l
e
|
Forvo
|
+
to phrases
theory of operation
This HTML5 player is not supported by your browser
desert.
运筹学
theory of operations
:
3 phrases
in 3 subjects
Aviation
1
Business
1
Electronics
1
Add
|
Report an error
|
Get short URL
