我很想学游泳,可我的身体有些胖,用游泳圈的时候很难往身上套,就算把游泳圈硬套在身上,也不是很舒服。我就想,如果能设计出一款松紧游泳圈该多好。这种游泳圈是由特殊的树脂材料制成,可以像松紧带一样调节松紧度。这样,就算在游泳圈里塞两个我这样的微胖女 I really want to learn to swim, but my body is a bit fat. It is hard to swim on the body when using the swimming ring. Even if I put the swimming ring on my body, it is not very comfortable. I think, if we can design a flexible swim ring how good. This swim ring is made of a special resin material that adjusts tightness like an elastic band. In this way, even in the swimming ring stuffed two micro fat women like me