M.J. Willard: We have a number of people who have mobility impairments such as spinal cord injuries, Multiple Sclerosis, Muscular dystrophy.

• 威拉德：我们国家有很多患有像脊髓受伤、多发性硬化、肌肉萎缩症引起的运动障碍等病症的残疾人。