Bielids

例句：

1. 1. The spider caught the fly in its web.
   蜘蛛用它的网捕获了苍蝇。
2. 2. The caterpillar transformed into a butterfly.
   毛毛虫变成了蝴蝶。
3. 3. The butterfly is a symbol of beauty and freedom.
   蝴蝶是美丽和自由的象征。