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.