impaired

The problem results from an impaired banking system.

问题的起因是银行系统出了毛病。

When an exhausted student goes to school, he risks hurting everyone on the road with his impaired driving.

当一个精疲力尽的学生去上学时，他可能会因驾驶问题而伤害到路人。

Nowadays we say someone is 'speech-impaired', not dumb.

现在我们说某个人“有语言障碍”，而不说是哑巴。

Older drivers and visually-or-physically-impaired people would gain a new level of freedom.

年龄较大的司机和视障或残障人士将获得全新水平的活动自由。