deficientKK [dɪˋfɪʃənt] /dɪˈfɪʃənt/发音形容词1不足的、缺乏的、短缺的常与 in 连用Her diet is deficient in iron and several key vitamins.她的饮食缺乏铁质和几种重要的维生素。2有缺陷的、不完善的、不合格的The report found the building's safety measures seriously deficient.报告发现这栋建筑的安全措施严重不合格。用这个字练口说→