1. 有技术的;有技能的;熟练的
    Someone who is skilled has the knowledge and ability to do something well.

    e.g. Not all doctors are skilled in helping their patients make choices.
           并非所有医生都善于帮助病人作出正确选择。
    e.g. ...a network of amateur but highly skilled observers of wildlife.
           由一批知识丰富的业余野生动植物观察者组成的网络

2. 需要熟练技术的;需要专门技能的
    Skilled work can only be done by people who have had some training.

skilled的反义词

    e.g. New industries demanded skilled labour not available locally.
           新行业所需的技术工人在当地是找不到的。
    e.g. ...skilled workers, such as plumbers and electricians.
           管道工和电工等技术工人