腹足软体动物

例句：

1. 1. The gastropods are fascinating creatures that live in the ocean.
   这些腹足动物是生活在海洋中的迷人生物。
2. 2. The gastropods are found all over the world and play an important role in ecosystems.
   腹足动物遍布全球，对生态系统起着重要作用。
3. 3. The gastropods have evolved to adapt to their environment and can survive in a variety of habitats.
   腹足动物已经适应了它们所处的环境，可以在各种不同的栖息地中生存。