名词
中文翻译：蹼足
同义词：
['web-foot', 'webbed limb']
例句：
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1.The baby ducks are swimming in the pond with their webbed feet.
小鸭子们用蹼足在池塘里游泳。
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2.The fisherman used a net to catch the fish with his webbed feet.
渔夫用网子捕捉了鱼，他用的是蹼足。
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3. The scientist discovered that some species of fish have webbed feet for swimming.
科学家发现有些鱼类有蹼足，用于游泳。