sign circle traffic roundabout turn road street cars caution Caution Roundabout clip art vector graphic can be downloaded for free 警告: 迴旋處 剪輯 Caution Roundabout
Swedish Road Signs Collection on Wikicommons - URL http://commons.wikimedia.org/wiki/Category:Road_signs_of_Sweden information about why this image is in the public domain can be found there 箭頭 道路標誌牌上寫 迴旋處 迂回的標誌
sign car round transportation roundabout roadsigns about roadsign Roundabout Sign clip art vector graphic can be downloaded for free 迴旋處 登記 剪輯 迂回的標誌