to your heart's content
US /tə jʊər hɑrts kənˈtɛnt/
UK /tə jʊər hɑrts kənˈtɛnt/

1.
盡情地, 隨心所欲地
as much as you want or until you are completely satisfied
:
•
You can eat ice cream to your heart's content.
你可以盡情地吃冰淇淋。
•
She spent the day reading to her heart's content.
她盡情地閱讀了一天。