denticulation是什么意思

n.小齿状突起,小齿

1、The denticulation on the edge of the leaf helps to deter herbivores from eating it.
叶子边缘的齿形有助于阻止草食动物吃掉它。
2、The denticulation on the gear wheel provides better gripping and prevents slipping.
齿轮上的齿状结构提供了更好的抓地力，防止滑动。

齿形；齿状。