bust a gut make a strenuous effort. informal.
2001David MoodyAutumn I don't want to bust a gut building something up if we're just going to end up prisoners here.
英语词组固定搭配大全包含15956条英汉双解词组，基本涵盖了全部常用英文词组、短语的翻译及用法，是英语学习的有利工具。