有缺陷

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

一个沒教基础算术知识的教是有严重缺陷的。

Stomatal, dispersed shrinkage, shrinkage cavity, sonim and slag inclusion belong to this kind of defect.

属于这种类型的缺陷有气孔、缩松、缩孔、夹砂、夹渣等。

If the goods prove defective, the customer has the right to compensation.

如果货品证明有缺陷，顾客有权索赔。

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

越越多的证据表明该疾病是由一种有缺陷的基因引起的。

Her vision is seriously defective.

她的视力有严重缺陷。

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年亚美尼亚的邮票样票，因错误，未发行，存世仅有样票和有缺陷的伪造票（膺品票）。