The word 'bead' originally means 'prayer', but later it refers to 'the prayer bead', the visible manifestation of a prayer, finally 'small, ball-shaped piece of glass, metal or wood'. This is an example of______.
【简答题】A.They are good at learning from other nations. B.They are able to grasp growth opportunities. C.They attach great importance to education. D.They have made use of advanced technologies.