spur² v [T] -rred, -rring 1 to make an improvement or change happen faster 促进，刺激: The growth of the city was spurred by cheap housing. 廉价住房促进了这个城市的发展。 2 also 又作 spur on to encourage someone to try harder 激励，鼓舞: Her sister's success spurred her on to practise harder. 她姐姐的成功激励她加倍努力地练习。