弱智的英文：
feeble

参考例句：

The little boy is slow in his wits.
这个小男孩弱智。

Mental deficiency, or feeb le-mindedness, is an arrested development of the brain.
智力缺陷，或者称作弱智，是一种大脑发育受阻的现象。

Education for feeble-minded children
低能儿童教育,弱智儿童教育

The state or condition of being an imbecile;moderate or severe mental retardation.
低能，弱智低能、弱智的状态或情况;中度或严重智力障碍

A Summary Of The Study On Vocational Education for The Students With Mental Disability
弱智学生职业教育研究概述

Handicapped suffering from a serious physical or mental disability
有生理缺陷的;弱智的;残疾的

A person regarded as ungainly or dull witted.
愚笨的人被认为是笨拙的或弱智的人

Preliminary Research On Sexual Education Principles For People With Mental Disability
弱智人士性教育教育原则初探

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。

Survey On The Parents’ Views On The Adaptive Skills Which Mentally Retarded Students Need At Most To Master
关于家长对弱智学生最需要掌握什么适应技能的看法的调查

feeble是什么意思：
adj. 虚弱的，无力的；懦弱的，薄弱的

This is a feeble argument.
这是一场无益的争执。

It's a feeble excuse.
这是一个软弱无力的借口。

This is a particularly feeble argument.
这个论点尤其薄弱。

Infirm,feeble,and often senile.
蹒跚的虚弱的，衰弱的，因老而糊涂的

damning with faint praise; faint resistance; feeble efforts; a feeble voice.
用虚假的赞美来诅咒；微弱的抵抗；微弱的努力；微弱的声音。