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students may take part in erasmus exchanges.
gali myfyrwyr gymryd rhan mewn cynllun cyfnewid erasmus.

i did not regard those exchanges as such
nid ystyriais fod y cyfnewid geiriau hyn wedi bod felly

the presiding officer : i have heard the exchanges
y llywydd : yr wyf wedi clywed yr hyn a ddywedwyd

it organises teacher exchanges and inputs into school curricula
mae'n trefnu i gyfnewid athrawon ac yn cyfrannu at gwricwla ysgol

the deputy presiding officer : everybody has heard the exchanges
y dirprwy lywydd : clywodd pawb y cyfnewid geiriau

i heard the exchanges , and i gave an initial response yesterday
clywais y drafodaeth a rhoddais fy ymateb cychwynnol ddoe

we currently have an extensive optic fibre network linking the major exchanges
ar hyn o bryd mae gennym rwydwaith ffibr optig helaeth sydd yn cysylltu'r prif gyfnewidfeydd

exchange
gyfnewid