faculty
/ˈfækəlti/
one of the inherent cognitive or perceptual powers of the mind
Chinese meaning: 官能；能力
The elderly often experience a decline in their mental faculties.
老年人常常经历心智官能的衰退。
She retained her faculty of memory well into her nineties.
她直到九十多岁仍保持着记忆力。