无学习能力的英文：
learning disability

learning是什么意思：
n. 学习；学问
v. learn的现在分词

Live to learn and learn to live
生而学之,学而生之

Learn not and know not
不学无术

There is no shortcut to learning.
学问无捷径。

learned industriousness
习得勤奋性

You have a gift for learning.
你有学习的天赋。

disability是什么意思：
n. 无能；缺陷；残疾

The accident disabled him for work.
这起事故使他丧失了工作能力。

He is disabled from voting.
他被剥夺了投票权。

Disability statistics Compendium
残疾统计手册

He was disabled in the war.
他在战争中残废了。

She is also intellectually disabled.
她有智力障碍。