Skip to main content
Prydain oddi Fry
Cymraeg
|
English
Mewngofnod
|
Cofrestru
Toggle navigation
Hafan
Gwaddol
Ynghylch
Map
Orielau
Grwpiau
Cymorth
Chwilio
Pob Gwlad (96344)
Lloegr (82521)
Yr Alban (6398)
Cymru (4321)
Gweddill y Byd (3104)
Gwlad Belg (7)
Ffrainc (27)
yr Almaen (2)
Guernsey (116)
Iran (8)
Irac (6)
Iwerddon (1466)
Ynys Manaw (75)
Jersey (122)
yr Iseldiroedd (20)
Northern Ireland (1163)
Sbaen (9)
y Swisdir (26)
Adrodd fel Amhriodol
Testun Gwreiddiol (Anodiad: EAW000734 / 1153939)
' H H Wills Physics Laboratory, University of Bristol
'
Dywedwch wrthym pam mae’r cynnwys hwn yn amhriodol *(gofynnol)
Dewis categori *(gofynnol)
-- Dewis categori --
Nudity, pornographic or sexually explicit material
Intolerance, hatred or violence
Illegal or offensive behaviour or activities
Spam, malware or phishing activities
Privacy or confidential information infringement
Copyright or intellectual property infringement
Factually inaccurate
Other not listed
Os ‘Arall’ rhowch fanylion (dewisol)
Eich enw (dewisol)
Eich cyfeiriad e-bost (dewisol)
CAPTCHA
This question is for testing whether or not you are a human visitor and to prevent automated spam submissions.
Adroddiad yn amhriodol
