ability既指智能也指体能,包括先天和后天的能力.如：
Mr Yan has the ability to make his classes lively and interesting.闫先生具有使他的课堂生动而有趣的能力.
She has unusual ability in teaching English.在英语教学方面,她有非凡的才能.
talent指一个人的天赋并且能够发展和培养.如：
She developed her teaching talent in these activities.在这些活动中,她增长了教学才能.