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青蛙是如何呼吸的

lps3512371 1年前 悬赏5滴雨露 已收到1个回答 我来回答 举报

lengquan 幼苗

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青蛙是有肺的,主要靠肺呼吸.但是肺只负担60%----70%,剩下30%----40%靠皮肤来呼吸.所以青蛙必须保持湿润,因为它的皮肤干燥了,就无法进行呼吸功能了.

1年前

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