[quē xiàn]
defect; fault; faultiness; vitium; lesion; flaw; disorder; imperfection; drawback; blemish
physical defect
生理缺陷
growth defect
生长缺陷
appearance defect
外表缺陷
hereditary defect
遗传性缺陷
handicapped child
有缺陷的儿童
mentally deficient
智力上有缺陷
A hearing aid helps to overcome defects in hearing.
助听器有助于克服听觉缺陷。