It is usually acknowledged that the language expression is usually given by means of verbal linguistic forms transferring the ideological content in the speaker's brain to the recipient's brain,but actually that is not the case because the language does not have the ability to do so.Human language's real functioning processes in expression are as follows: the speaker first expresses what are in their mind through the mouth,then the recipient receives the message and activates the brain and arouses corresponding awareness to realize the languague expression.