Have some cognitive ability.

有一定的认知能力。

This is a big difference in cognitive ability.

这是认知能力的巨大差距。

Range of cognitive ability is a part of the diagnosis.

认知能力的范围也是诊断的一部分。

The use of symbols greatly improves human cognitive ability.

符号的使用极大地提高了人类的认识能力。

Problem solves: Your cognitive ability, or how well you solve problems.

能解决问题的人：拥有认知能力或是能够排忧解难的人。