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在一般人的印象中,呼吸必须有专门的器官,像人类和大多数高等动物的肺,还有鱼类的鳃。离开了这些器官,呼吸就无法进
In the average person’s impression, breathing must have specialized organs, like the lungs of humans and most higher animals, and the skeletons of fish. When you leave these organs, you cannot breathe