角色期待，是指社会或个人对某种角色应表现出特定行为的期待。一个人的角色行为是否符合他所处的地位和身份，要看他在多大程度上遵从了角色期待。
在这种背景下，社会和受众对于传媒的角色期待也随之发生根本转变。
In this context, society and the audience's expectation of the role of the media also has taken place a fundamental change.
王朝的兴起或更替需要满足整个社会对王朝的角色期待，并且这种期待成为王朝自身合法性的来源。
The rise or alteration of the dynasty had to meet the role expectation. And the role expectation about the dynasty had become the origin of the legitimacy of the dynasty.
教师角色期待，是指社会公众和学生对教师行为模式的期待，或教师对自己应具备的行为模式的期待。
The expectation for teachers, is the expectation from society and students to the teacher's action pattern, or the expectation from teachers themselves to their action pattern.
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