infirmity

n [C, U] (particular form of) weakness 体弱; 虚弱; 衰弱: Old age and infirmity had begun to catch up with him. 他开始显出年老体衰的样子了. * infirmity of purpose 意志薄弱 * Deafness and failing eyesight are among the infirmities of old age. 耳聋眼花是年老体衰的现象.

infest, infestation, infidel, infidelity, infield, infielder, infighting, infill, infiltrate, infiltration, infiltrator, infinite, infinitely, infinitesimal, infinitesimally, infinitive, infinitude, infinity, infirm, infirmary, inflame, inflamed, inflammability, inflammable, inflammation, inflammatory, inflatable, inflate, inflated, inflation, inflationary, inflect, inflected, inflection (also inflexion), inflectional, inflexibility, inflexible, inflexibly, inflict, infliction,