bust a gut
US /bʌst ə ɡʌt/
UK /bʌst ə ɡʌt/

1.
笑破肚皮, 捧腹大笑
to laugh very hard
:
•
The comedian was so funny, I almost bust a gut laughing.
那个喜剧演员太好笑了,我差点笑破肚皮。
•
Every time he tells that story, I bust a gut.
每次他讲那个故事,我都会笑破肚皮。
2.
拼命工作, 努力奋斗
to work extremely hard
:
•
He had to bust a gut to finish the project on time.
他不得不拼命工作才能按时完成项目。
•
They're really busting a gut to get this new product launched.
他们正在拼命努力推出这款新产品。