Acelebrity actress experiences ever-increasing levels of professional acclaim following each successful movie role. yet with each success, she experiences no more than a temporary surge of subjective well-being. this is best explained in terms of

Adaptation-Level Phenomenon  

Explanation:

Adaptation-Level Phenomenon is defined as situation in which individual  tend to adjust in any new surrounding and environment rapidly till it becomes standard surrounding.This phenomena helps in adapting new situations to neutral level.

According to the question, celebrity is getting professional praise after every successful movie and then she tends to gain new appraisal again after the situation become normal or adaptive.Thus she is facing adaptation level phenomena.