Coupled with specific phonemic and graphemic features, lexical stress triggers phonetic changes.

本集相关字汇加以对比分析，以瞭解音素与字素与语音相关。

From the earliest region-position code, and then graphemic code to the very fashionable pinyin input method, it becomes wider, faster, intelligent and humanization.

从最早的区位码、后来的字形码再到风靡全国的拼音输入法，用程度越来越广，输入的速度越来越快，越来越智能和人化。