polydentate

例句：

1. 1. The polydentate teeth of the shark are designed to help it catch its prey.
   鲨鱼的多齿牙齿设计用来帮助它捕捉猎物。
2. 2. The polydentate claws of the crab are used for digging and capturing prey.
   螃蟹的多齿钳用于挖掘和捕获猎物。
3. 3. The polydentate structure of the octopus allows it to move quickly through water.
   章鱼的多齿结构使其在水中快速移动。