Printing indeed played a key role in standardizing and stabilizing these languages by fixing them in print, and producing dictionaries and grammar books.
2017年12月六级真题（第一套）听力 Section B
柯林斯高阶英汉双解学习词典释义
VERB
使标准化;使合乎标准
To standardize things means to change them so that they all have the same features.