imperfections

例句：

1. 1. The painting has several imperfections that need to be fixed.
   这幅画有几处瑕疵需要修复。
2. 2. The book is full of imperfections, making it difficult to read.
   这本书充满了瑕疵，阅读起来很困难。
3. 3. The engineer found several imperfections in the construction, which could affect the safety of the building.
   工程师在建筑中发现了几个瑕疵，这可能会影响建筑物的安全性。