Sign in
|
English
|
Terms of Use
Dictionary
Forum
Contacts
Chinese
⇄
English
G
o
o
g
l
e
|
Forvo
|
+
to phrases
衍射理论
space
diffraction theory
衍射理论:
13 phrases
in 3 subjects
Earth sciences
1
Electronics
8
Technology
4
Add
|
Report an error
|
Get short URL
|
Language Selection Tips
