长颈鹿脖子那么长,那他心脏的压力应该多大啊?岂不是一个小型水泵?
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![长颈鹿脖子那么长,那他心脏的压力应该多大啊?岂不是一个小型水泵?](/uploads/image/z/5034411-27-1.jpg?t=%E9%95%BF%E9%A2%88%E9%B9%BF%E8%84%96%E5%AD%90%E9%82%A3%E4%B9%88%E9%95%BF%2C%E9%82%A3%E4%BB%96%E5%BF%83%E8%84%8F%E7%9A%84%E5%8E%8B%E5%8A%9B%E5%BA%94%E8%AF%A5%E5%A4%9A%E5%A4%A7%E5%95%8A%3F%E5%B2%82%E4%B8%8D%E6%98%AF%E4%B8%80%E4%B8%AA%E5%B0%8F%E5%9E%8B%E6%B0%B4%E6%B3%B5%3F)
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