Definition: not in good condition or not working correctly Level: C2
有缺陷的部件导致整个机器故障。
The ___defective part caused the whole machine to fail.
大楼有缺陷的线路构成了严重的火灾隐患。
The building's ___defective wiring posed a serious fire hazard.
由于一个有缺陷的基因，这种疾病被遗传了。
Due to a ___defective gene, the condition was inherited.
