Mrs. Shriver also opened a summer camp that was free of cost for mentally retarded children.

夫人还开了一家夏令营，对智力落后儿童免费开放。

If I could be made into a genius, what about the more than five million mentally retarded in the United States?

如果我能被变成天才，那全美国万弱智族群呢？

Eunice Shriver and her family had a personal reason to be interested in this issue. Her older sister, Rosemary Kennedy, was born mentally retarded.

尤尼斯·和她的家族对此问题感兴趣是有私人原因的。她的姐姐罗斯玛丽·肯尼迪天生智力迟钝。

Give the fact that Leatherface is likely either autistic or mentally retarded, he might not even be aware of the horror he inflicts or the inappropriateness of wearing other people's faces as masks.

考虑到Leatherface可能是自闭症或智障的事实，他甚至可能没有意识到他造成的恐怖或将别人的脸戴成面具的不合适之处。