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来源:雅诚德英语网
lt's just a matter of certain adaptations in their anatomies, specifically in their circulatory system.
这只是它们在解剖学上,特别是循环系统上的某些适应性问题。
lt's just a matter of certain adaptations in their anatomies, specifically in their circulatory system.
这只是它们在解剖学上,特别是循环系统上的某些适应性问题。