helicopodia

例句：

1. 1. The butterfly's helicopidium is a fascinating adaptation for capturing prey.
   蝴蝶的触角是捕食猎物的一种奇妙适应。
2. 2. The caterpillar's helicopidium is essential for its survival during the cocoon stage.
   毛虫的触角对其在茧期的生存至关重要。
3. 3. The spider's helicopidium is used to sense vibrations in the air, allowing it tolocate prey.
   蜘蛛的触角用于感知空气中的振动，帮助它定位猎物。