adj.智力迟钝的;智力发育迟缓的;
v.使减速(retard的过去式和过去分词);妨碍;阻碍(某人/某事物)的进步或发展;
例句:
Her death was retarded by five years because of good treatment.
由于良好的治疗,她多活了五年.
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.
Boy # 2 : Are you retarded or just plain stupid?
男孩 2: 你是弱智,还是白痴?