In many cultures, ladybugs are considered good luck.

在许多文化中，瓢虫被认为是好运的象征。

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Last time I saw dandelions and ladybugs near the pond.

上一次我在池塘附近看到蒲公英和瓢虫。

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In the United States there are 17 species of ladybugs.

在美国有17种瓢虫。

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The Cornell researchers stressed that consumption of Bt corn poses no threat to humans, nor is there any evidence that Bt corn causes harm to bees, ladybugs or other beneficial insects.

CNN: Researchers find bio-engineered corn harms butterflies