囩囩囡囡
缺陷英文是defect。
例句：
1、口吃很可能是一种遗传性缺陷。
Stammering is probably an inherited defect.
2、这个小姑娘先天视力有缺陷。
The little girl was born with a sight defect.
3、视力缺陷使他无法准确聚焦。
A defect of vision prevented him from focusing accurately.
4、这排水系统的缺陷该设法补救。
The defect in the drainage must be remedied.
5、有缺陷的孩子需要帮助。
Children with the defect need all the help.
