Sign in
|
English
|
Terms of Use
Dictionary
Forum
Contacts
Dutch
⇄
Afrikaans
Arabic
Catalan
Chinese
English
Estonian
Finnish
French
German
Greek
Hungarian
Icelandic
Italian
Korean
Lithuanian
Persian
Polish
Portuguese
Russian
Spanish
Turkish
+
G
o
o
g
l
e
|
Forvo
|
+
to phrases
Spencer-formule
f
This HTML5 player is not supported by your browser
math.
Spencer formula
Spencer-formule
:
1 phrase
in 1 subject
Statistics
1
Add
|
Report an error
|
Get short URL
