Sign in
|
English
|
Terms of Use
Dictionary
Forum
Contacts
German
⇄
Bulgarian
Czech
English
French
Polish
Romanian
Russian
+
G
o
o
g
l
e
|
Forvo
|
+
Projektierung in zwei Phasen
This HTML5 player is not supported by your browser
construct.
two-stage design
(practice)
Add
|
Report an error
|
Get short URL
