在观察蛇在粗糙面表面和光滑表面的爬行之后，纽约大学及另外一些科学家表示蛇爬行的秘密在于它的鳞片。

After watching snakes wriggle up rough fabric surfaces or (less successfully) smooth surfaces, scientists from New York University and elsewhere say the secret is in the scales.

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另外我在模型的表面加上一些细部和一点刻线作装饰。

I also scribed some panel lines and put some accessories on the surface of the model.

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