Ключевые слова: 20, ahead, black, cgi, circle, color, computer generated image, danger, diamond, diamond shaped, illustration, isolated, isolated on white, kmh, limit, metric system, new zealand, number, quadratic, red, reflection, rhomb, road, road sign, road warning sign, round, sign, speed, speed limit, square, textured, traffic, traffic sign, transportation, warning, warning sign, white, yellow,