Sign in
|
English
|
Terms of Use
Dictionary
Forum
Contacts
Chinese
⇄
English
G
o
o
g
l
e
|
Forvo
|
+
to phrases
f 区元素
chem.
f-block element
s 区元素
chem.
s-block element
d 区元素
chem.
d-block element
p 区元素
chem.
p-block elements
区元素
:
6 phrases
in 3 subjects
Electronics
2
Metallurgy
1
Technology
3
The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">
Add
|
The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">
Report an error
|
Get short URL
|
Language Selection Tips