底部万向轮设计，移动灵活。

The bottom of the caster design, mobile flexible.

youdao

移动更方便经营更灵活，改进的车身结构和万向轮设计，使用和移动起来更方便。

Moving more convenient operating flexibility, improved body structure and caster design, use and move more convenient.

youdao

移动更方便经营更灵活，改进的车身结构和万向轮设计，使用和移动起来更方便。

Moving more convenient operating flexibility, improved body structure and caster design, use and move more convenient.

youdao