Ystyr halogen | Babel Free
haˈlɔɡɛnEnghreifftiau
“1937, R. O. Davies, Elfennau Cemeg (Elements of Chemistry), University of Wales Press”
"Another element belonging to the halogen family is fluorine."
Lefel CEFR
B1
Canolradd
Mae'r gair hwn yn rhan o eirfa CEFR B1 — lefel canolradd.
Mae'r gair hwn yn rhan o eirfa CEFR B1 — lefel canolradd.
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