ability&capacity&skill
1.能力：
1.1-Ability-可以形容人&物
Eg：
Everyone has some zhuangB+al ability.
The system has the ability to run more oneprogram at the same time.
1.2-Capacity-通常只形容人
Eg:
His capacity to learn languages astonishedme.
1.3-Skill-能力更倾向技巧，技艺（范围要要比ability&capacity的范围来的小，且有特指的含义）
What make him remarkable as a photographerwas his skill in capturing the moment.