"We celebrate with you today, with a full understanding of what you have achieved and we are filled with joy in your success.

VOA: standard.2010.06.05

When you're full of joy about a person, a situation, a place or a thing,

当你对一个人，一种情况，一个地点或者一个事情特别有好感的时候。

I'm glad 课堂 - SpeakingMax英语口语达人