not having enough of a specified quality or ingredient
不足的,缺乏的
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this diet is deficient in vitamin B .这种饮食中缺少维生素B。
insufficient or inadequate
不充分的,不适当的
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the documentary evidence is deficient .文献证据不足。
(亦作
〈冒犯〉 有智力障碍的,傻的。
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deficientadj.不足的;缺乏的;不充分的;不适当的;有智力障碍的;傻的
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defectiveadj.有缺陷的;有缺点的;不足的;智力不健全的;缺乏的;不完全变化的
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deficiencyn.缺乏;不足;缺陷;缺点;赤字
"late 16th cent. (originally in the theological phrase deficient cause, denoting a failure or deficiency that has a particular consequence): from Latin