flaw-piece

例句：

1. 1. The watch is a flaw-piece that needs to be serviced regularly.
   这只手表是一块需要定期维修的瑕疵品。
2. 2. The company's latest product line includes a range of flaw-pieces for different budgets.
   该公司的最新产品系列包括一系列针对不同预算的瑕疵品。
3. 3. The engineer identified several flaw-pieces in the design that needed to be addressed before production began.
   工程师在设计中识别出几个需要解决的瑕疵品，以便在生产开始前进行修正。