retarded 六级GRE

a mentally retarded child

弱智孩子

The heavy rain retarded our progress.

大雨妨碍了我们进展。

Lucy is very retarded and can't read yet.

露西在智力方面发育十分迟缓, 至今还不识字。

his progress was retarded by his limp.

由于，走不快。

Her death was retarded by five years because of good treatment.

由于良好治疗,她多活了五年。

The heavy rain retarded our progress.

大雨妨碍了我们进展。

The problem of validity when tests are used in minority groups or for the educationally-mentally retarded.

Ⅱ、正确处理少数民族地区及弱智儿童测试工作中测验效度问题。