Definition
to diligently exert effort working on or with something
努力埋頭苦幹
He sweated over his studies all night, especially on the math section, to prepare for the exam.
他整晚專心致志地學習，尤其是數學部分，為考試做準備。
Whenever she sits at her desk, she sweats over designing this project, feeling the pressure.
每當她坐在辦公桌前，她都會專心致志地設計這個項目，感受到壓力。
He sweated over the presentation for two weeks, working hard every single day.
他專心致志地準備了兩個星期的演講，每天都努力工作。