So the buffer double air cushion bhas a good 3d curvature to closely fit a foot wearing it, and excellent buffer and shock-absorbing function by means of air or gas pressure.
于是缓冲双层气垫借助于空气或气体压力产生一穿着时紧密贴合于脚的良好3d曲率，和良好的缓冲与减震功能。
So the buffer double air cushion bhas a good 3d curvature to closely fit a foot wearing it, and excellent buffer and shock-absorbing function by means of air or gas pressure.
于是缓冲双层气垫借助于空气或气体压力产生一穿着时紧密贴合于脚的良好3d曲率，和良好的缓冲与减震功能。
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