be bursting to do somethinginformalWANT to want to do something very much 迫不及待要做某事 Zach was bursting to tell them something. 扎克迫不及待地想要告诉他们什么事。
be bursting to do something• The vast reservoir of information he had acquired was bursting to be expressed.• She was bursting to relieve herself, but even though that was what was wanted of her, she couldn't.• They were bursting to tell her things she would never know.
→ be bursting to do something at burst1(3)