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来源:雅诚德英语网
Things such as nostril size vary with temperature and humidity in ways that suggest evolution is at work.
鼻孔大小等因素随着温度和湿度的变化而变化,这种事表明进化在起作用。
Things such as nostril size vary with temperature and humidity in ways that suggest evolution is at work.
鼻孔大小等因素随着温度和湿度的变化而变化,这种事表明进化在起作用。