adj.体弱的
He was over eighty years of age, infirm and totally blind.
他八十多岁了,身体虚弱, 双目失明.
care for the elderly and infirm
对年老体弱者的照顾
We are here to protect and assist the weak and infirm.
我们来这里保护、帮助年迈体弱者。