検索ワード: brifwythiennol (ウェールズ語 - 英語)

achosir tagfeydd pan fo'r galw ar ffordd brifwythiennol yn rhy uchel
congestion is caused when the demand on an arterial route is too high

o ran ffordd blaenau'r cymoedd , sydd yn ffordd brifwythiennol , a all hi fy sicrhau y cymerir pob cam i ailagor hon cyn gynted â phosibl , o gofio pwysigrwydd hanfodol y ffordd honno i economi blaenau'r cymoedd , blaenau gwent a merthyr tudful ?
as regards the heads of the valleys road , which is an arterial road , can she assure me that all steps will be taken to reopen this as soon as possible , bearing in mind that road's vital importance to the economy of the heads of the valleys , blaenau gwent and merthyr tydfil ?