trudge through something
phrasal verb with trudge verb [ I usually + adv/prep ] uk/trʌdʒ/ us/trʌdʒ/
humorous
艰难地做（工作），费力地完成（任务）
to do work or a particular task slowly and with effort or difficulty
I spent the whole weekend trudging through this report, and I still haven't finished reading it. 我花了整个周末费力地读这份报告，可到现在还没读完。