轮子的结构分为上下两部分，上部穿透纸箱后与下部车轮通过螺丝固定。

轮子的结构分为上下两部分，上部穿透纸箱后与下部车轮通过螺丝固定。的英文翻译

基本释义

• The structure of the wheel is divided into two parts, the superstructure and infrastructure. The upper penetrates the cartons and fixes the lower through the screw.