defect group

例句：

1. 1. The team'sperformance has been a major defect group inrecent matches.
   该队近期的表现一直是球队的主要缺陷。
2. 2. The research team identified several defects inthe design of the new product.
   研究团队在新产品的设计中发现了若干缺陷。
3. 3. The companyis working on a defect group to improveits quality control processes.
   公司正在努力解决一个缺陷群体问题，以改进其质量控制流程。