I stared at him,realizing that his analysis and strategy were correct.I had worked my head off,as I had never done before. 我瞪着他,意识到他的分析和策略好像是对的.我一直在苦读,读得从来没有这样苦. worked my head off很努力地工作,好像头都掉了一样. worked off your fee t同样可以引申为努力的工作,好像脚要断了一样,说明工作很劳累脚已不听使唤的意思
