illustrations for numerical education for young children. for the children learned to count the numbers 7 with 7 road grader as shown in the picture in the vehicles category. - 刮路機 幅插畫檔、美工圖案、卡通及圖標
excavator digger backhoe bucket on construction site, gray crushed stone rubble background close up - 刮路機 個照片及圖片檔
close-up of a large erosion wound, scrape with burn freshly made, red with exposed capillaries - 刮路機 個照片及圖片檔傷口, 被抓傷, 少年男女
