两翼昆虫

例句：

1. 1. The butterfly is a beautiful creature with two wings and a long tail.
   蝴蝶是一种美丽的生物，有两翼和一条长尾巴。
2. 2. Many insects have evolved to adapt to their environment, such as the dragonfly that can fly in both directions.
   许多昆虫已经适应了它们所处的环境，比如蜻蜓可以前后飞。
3. 3. Insects play an important role in maintaining the balance of nature's ecosystem.
   昆虫在维持自然界生态系统平衡中起着重要作用。