mid-14c., from Middle French défectif (14c.) and directly from Late Latin defectivus, from defect-, past participle stem of deficere (see deficient). A euphemism for "mentally ill" from 1898 to c. 1935. Related: Defectively; defectiveness.
雙語例句
1. A manufacturer negligently made and marketed a car with defective brakes.
某廠家由于疏忽，制造并銷售了一款剎車系統存在缺陷的汽車。
來自柯林斯例句
2. Retailers can return defective merchandise.
零售商可以退回有缺陷的商品。
來自柯林斯例句
3. Her sight was becoming defective.
她的視力開始出現問題。
來自柯林斯例句
4. Her hearing was found to be slightly defective.
經檢查，她的聽力有點缺陷。
來自《權威詞典》
5. The building was destroyed when the defective boiler exploded.