Mayfly

例句：

1. 1.The butterfly is a beautiful creature that can fly for hours on end.
   蝴蝶是一种美丽的生物，可以飞上好几个小时。
2. 2.The dragonfly is a fascinating insect that can change color and shape to blend in with its surroundings.
   蜻蜓是一种迷人的昆虫，可以改变颜色和形状，以融入其周围环境。
3. 3. The Mayfly is a small flying insect that lives in water and feeds on algae.
   蜻蜓是一种小型飞行昆虫，生活在水域中，以藻类为食。