蜻蜓怎么叫英语单词的

蜻蜓在英语中的表达是 dragonfly。这个词源于古英语中的"draca"和"flyge"，分别意味着"dragon"和"fly"，形象地描绘出了蜻蜓的外貌特征。

相关例句：

1. The dragonfly feeds on mosquitoes and flies. 蜻蜓捕食蚊蝇。

2. At that time many of the dragonflies were flying around the pond. 那时许多蜻蜓在池塘周围飞舞。

3. The dragonfly is a beneficial insect that can catch a lot of harmful insects such as mosquitoes and flies. 蜻蜓是一种益虫，能大量捕食蚊、蝇等对人有害的昆虫。