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1.The dragonfly is a common insect that can be found in many places.
蜻蜓是一种常见的昆虫，可以在很多地方找到。
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2. The dragonfly's wings are very thin and delicate, which makes it difficult for them to fly.
蜻蜓的翅膀非常薄且脆弱，这使得它们很难飞行。
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3. The dragonfly is an important pollinator, as it helps to spread pollen from flower to flower.
蜻蜓是一个重要的传粉者，因为它帮助将花粉从一个花传播到另一个花。