一． 词汇串讲
1.disability n.
disability 可用作可数名词和不可数名词，用作可数名词表“残疾”；用作不可数名词表“无能、劳动能力丧失”。
【归纳拓展】
able adj. unable adj. enable v.disable v.disabled adj. ability n.disability n.inability n. disability （因疾病）无能
She learned to triumph over her disability.她学会了战胜她自身的残疾。
His disability caused this thing to fail.他的无能导致了这件事失败。
