defect of soft tissue of chest wall

例句：

1. 1. The car has adefect in the brake system.
   这辆车的刹车系统有缺陷。
2. 2. The software has aflaw in its design.
   这款软件的设计存在缺陷。
3. 3. The book has a shortcomingin its writing style.
   这本书在写作风格上存在缺陷。