Any of several nonvenomous snakes, such as the milk snake of North America, popularly believed to be harmful.

蝰蛇无毒蛇中一种，如北美的乳蛇，普遍认为有害。

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Any of several nonvenomous snakes, such as the milk snake of North America, popularly believed to be harmful.

蝰蛇无毒蛇中一种，如北美的乳蛇，普遍认为有害。

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