the fact that sb/sth is able to do sth; capacity or power to do sth physical or mental
a level of skill or intelligence; a level of skill at doing sth
"danger heightened his powers of discrimination"
Dryden is distinguished..by his poetic ability.
出自： T. S. Eliot
Cowardice..is..a lack of ability to suspend the functioning of the imagination.
出自： E. Hemingway