early 15c., from Middle French defect and directly from Latin defectus "failure, revolt, falling away," noun use of past participle of deficere "to fail, desert" (see deficient).
defect (v.)
1570s, from Latin defectus, past participle of deficere "to fail, desert" (see defect (n.)). Related: Defected; defecting.
权威例句
1. Stammering is probably an inherited defect.
口吃很可能是一种遗传性缺陷。
2. a defect in the glass
玻璃杯的缺陷
3. The defect in the drainage must be remedied.
这排水系统的缺陷该设法补救.
4. He has a congenital heart defect.
他有先天性心脏缺陷.
5. For a child to be born with this disability indicates a defect in obstetric care.