translation.en: There could be no doubt that these signs were meaningful to their creators, like these 25,000-year-old bas-relief sculptures from La Roque de Venasque in France.
translation.zh: 这些符号对它们的创造者来说 无疑是有意义的， 发现于法国拉洛克德韦纳斯克的浅浮雕。