柯林斯詞典deficient /d??f???nt/ 1. ADJ If someone or something is deficient in a particular thing, they do not have the full amount of it that they need in order to function normally or work properly. 缺乏的; 不足的[正式] ...a diet deficient in vitamin B. …缺少維生素B的飲食。 返回 deficient劍橋詞典not having enough of 缺乏的，缺少的 A diet deficient in vitamin D may cause the disease rickets . 飲食中缺乏維生素D可導(dǎo)致佝僂病。 not good enough 不夠的，不足的 His theory is deficient in several respects . 他的理論有幾個(gè)方麪的不足。 返回 deficient