brown box icon open card cartoon shadow empty board cardboard free boxes boxcardboard moving carboard Cardboard Box clip art 紙板 棕色框圖示打開卡卡通影空板免費紙箱 Boxcardboard 移動紙
An empty blue recycling bin (blue box) drawn in 3-D perspective, with a recycling symbol and the words "We Recycle" on the side. 回收站 回收 藍色的框 空的回收箱-用詞