禧天龙55L没货的看看3件8折是不是价格更低一点

https://item.jd.com/10096639424547.html x2
https://item.jd.com/10096486168345.html x1
255*0.8-100=104  返6.1%  到手98.29

55L约等于41.48  凑单品7L约等于14.97
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