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felly , nid cymynwyr coed a gwehynwyr dŵr yn unig fydd y cwmnïau yn y cymoed ; gwneir ymchwil a datblygu yno hefyd
therefore , companies in the valleys will not simply be hewers of wood and drawers of wate ; research and development will also be done there
dyma ganlyniadau iach sydd yn tueddu i wrth-ddweud y farn gonfensiynol fod cymru a'i byd diwydiant a busnes o hyd wedi ei ddal yn oes y cymynwyr coed a gwehynwyr dwr
these are healthy findings that tend to contradict the conventional view of wales , its industry and business world as still being stuck in the age of the hewers of wood and drawers of water