interior palpi

例句：

1. 1. The insect's interior palpi are sensitive to touch.
   昆虫的内肢对触摸非常敏感。
2. 2.In some species, the interior palpi can be used for communication.
   在某些物种中，内肢可以用来进行交流。
3. 3.The researcher found that the interior palpi of the spider could sense vibrations from predators.
   研究者发现蜘蛛的内肢能够感知到捕食者的振动。