retarded

英 [rɪˈtɑːdɪd]

美 [rɪˈtɑːrdɪd]

adj. 迟钝的; 弱智的; 智力发育迟缓的
v. 阻碍; 减缓; 使放慢速度
retard的过去分词和过去式

过去分词：retarded　过去式：retarded　

Collins.1 / BNC.14779 / COCA.10169

牛津词典

adj.

ADJ-GRADED 智力迟钝的;智力发育迟缓的
Someone who isretardedis much less advanced mentally than most people of their age.
1. ...a special school for mentally retarded children.
  为智障孩子设立的特殊学校

noun

people collectively who are mentally retarded
1. he started a school for the retarded
Synonym:mentally retardeddevelopmentally challenged

adj

relatively slow in mental or emotional or physical development
1. providing a secure and sometimes happy life for the retarded

The existence problem for a class of nonlinear retarded functional differential equation is researched.
研究了一类非线性滞后型泛函微分方程周期解的存在性问题。
I was retarded from keeping an appointment by a business conference that lasted most of the day.
开了几乎一整天的商业会议，所以我无法去赴约。
The heavy rain retarded our progress.
大雨妨碍了我们的进展。
Her sister works in a school for the retarded and handicapped.
她的姐姐在一所弱智和残疾人学校工作。
China started special education for the mentally retarded children in 1979.
中国于1979年开始对弱智儿童实施特种教育。
But never knew you were this retarded.
但从来不知道你智力这么低下。
In the starting processes of vibrating machines a curious phenomenon which is named as retarded resonance often occurs.
振动机械在起动过程中，有时会出现一种特殊的共振现象&迟滞共振。
Ran a negative campaign; delinquents retarded by their negative outlook on life.
竞选活动产生了负面效应；罪犯的发展受他们对生活的消极观点所阻碍。
Two major areas in which mentally retarded children require help are memory and attention.
智障儿童主要是在记忆力和注意力这两方面需要帮助。
One child was born blind and retarded, which was a real additional expense to us.
其中一个孩子天生是瞎子和白痴，成了我们一个真正的额外包袱。