Pictographic

[,piktә'græfik]

(adj.) consisting of or characterized by the use of pictographs; 'a pictographic script'; 'pictographic stage in the development of writing' .

校对:路易斯--From WordNet

It ceased to be pictographic or ideographic; it became simply a pure sound-sign system, an _alphabet_. 赫伯特·乔治·威尔斯. 世界史纲.
From such pictographic signs to the first elements of Chinese writing is not a very long stretch. 赫伯特·乔治·威尔斯. 世界史纲.

校对:路易斯