Busting with joy.
→ 무척 기뻐하다.

[예문]

A: I met my friend yesterday and she was busting with joy.
A: 어제 친구를 만났는데, 무척 기뻐하고 있었어.

B: Why? What happened?
B: 왜? 무슨 일인데?

A: Well, it seems she just found out she is pregnant.
A: 임신한 사실을 막 알아 낸 것 같았어.

B: That is good news.
B: 좋은 소식이네.

A: Not only that. It looks like she will have twins.
A: 그것 뿐만 아니야. 쌍둥이를 임신했어.

B: What good news for her!
B: 정말 기쁜 일이구나!