Explosion of squares irradiating from the center created by www.pictomago.com
同心方塊爆炸
bathroom、burst、colorful、concentric、energetic、energy、explosion、mosaic、puzzle、rectangle、rectangles、square、squares、tile、tiled
浴室、爆、華美、同心、有活力、能源、爆炸、鑲嵌、難題、長方形、矩形、廣場、廣場、瓦、瓷磚
資料來源：openclipart ( https://openclipart.org/ )