Sign in
|
English
|
Terms of Use
Dictionary
Forum
Contacts
Russian
⇄
English
G
o
o
g
l
e
|
Forvo
|
+
природно-техногенно-социальная система
stresses
tech.
natural-technological-social system
(система ПТС; NTS system
MichaelBurov
)
Add
|
Report an error
|
Get short URL
|
Language Selection Tips
