defects

n. 不合格品

The house has all these defects because it was built by cowboys.

这所房屋有这麽多毛病, 其原因就在於承建者都是滑头.

Earlier a Presidential commission… probed the market's structure for defects and came up with a laundry list of weaknesses with program trading in the forefront.

前些时一个总统授命成立的委员会探究［股票］市场的结构，以便找出缺点。结果毛病一箩筐，其中以程式交易为最显著的缺点。