甲壳虫在英语中被称为"beetle"，来源于古英语"bitela"，意为"小甲壳昆虫"。例句：

I saw a beautiful beetle in the garden this morning. 我今天早上在花园里看到一只漂亮的甲壳虫。

Scientists have discovered many new species of beetles in the rainforest. 科学家们在热带雨林中发现了许多新的甲壳虫物种。

The beetle is an important source of food for many animals, including birds and rodents. 甲壳虫是许多动物，包括鸟类和啮齿类动物的重要食物来源。