The biggest difference between the two is that the rock carvings have no phonetic function. The symbols have no fixed or regular meanings within an ideographic system.
二者最大的区别是岩画没有表音功能，其符号在象征系统中不具有经常性和稳定性。
From the morphology of point of view, the ideographic characters and phonography are two completely different writing system, the difference between them is great.
中文文摘由形态上看，表意文字和表音文字是两种完全不同的文字系统，它们之间的差异显然是很大的。
From the morphology of point of view, the ideographic characters and phonography are two completely different writing system, the difference between them is great.
中文文摘由形态上看，表意文字和表音文字是两种完全不同的文字系统，它们之间的差异显然是很大的。
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