popularize the common speech (putong hua); popularize the common spoken Chinese

• 推广普通话

popularize the common speech (putong hua); popularize the common spoken Chinese的用法和样例：

例句

1. The use of Pudonghua shall be promoted among citizens and the Chinese language used by the mass media shall be standardized.
   在市民中推广普通话，规范大众媒体语言文字的使用。