倍足纲节动物

例句：

1. 1. The spider is a member of the Arthropoda.
   蜘蛛是节肢动物。
2. 2. The butterfly belongs to the Insecta.
   蝴蝶属于昆虫。
3. 3. Many insects are found in nature, such as beetles and ants.
   许多昆虫在自然界中被发现，如甲虫和蚂蚁。