有缺陷的

An educational system which fails to teach basic arithmetic is seriously deficient.

一个沒基础算术知育体制是有严重缺陷。

Evidence is accumulating that a defective gene may be responsible for this disease.

越来越多证据表该疾病是由一种有缺陷基因引起。

Set of stamps in the above designs and in a third design showing a woman quilling was prepared in 1920, but not issued price of set, $4, exist with “SPECIMEN” overprint and imperf counterfeits exist.

1920亚美尼亚邮样，因印刷套印错误，未发行，存世仅有样和有缺陷伪造（膺品）。