malformation

名词 malformation:

1. an affliction in which some part of the body is misshapen or malformed
   同义词：deformity, misshapenness
2. something abnormal or anomalous
   同义词：miscreation

1. The malformation of his knee is caused by a fall.
   他膝盖的畸形是由摔了一跤造成的。
2. This treatment could result in malformation of the arms.
   这种处理方法能造成上肢畸形。

mal.for.ma.tion

n.（名词）
Abnormal or anomalous formation or structure; deformity.
畸形：异常的或不规则的形状或结构；畸形