retard[ri'tɑ:d]vt.1.■使减速，使放慢；阻碍；阻止：Shortage of labour power retarded our economic development.缺乏劳动力使我们的经济发展速度减慢。2.■延迟；推迟：The heavy rain retarded our arrival by seventy minutes.大雨使我们推迟了七十分钟才到达。vi.1.■减速；受阻碍；延迟n.1.■减速；阻碍；延迟；耽误2.■／'ri:tɑ:d／ [美国俚语]弱智者，智力迟钝者；呆子近义词delayin retard迟缓的；阻碍的；处于落后状态