坚持不懈地工作,勤奋地工作;
1. 孜孜不倦:08. Bowling = 保齡球 | 14. Peg away = 孜孜不倦 | 15. Doomed person = 注定失敗者
verb
1. work doggedly or persistently
e.g. She keeps plugging away at her dissertation
Synonym: plug awayslogkeep one's nose to the grindstonekeep one's shoulder to the wheel