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- Students must plug away at this problem. 学生们应该努力地做这个问题。
- He was plugging away at his work. 他正在埋头苦干。
- She's been plugging away at her French lessons for months. 她已刻苦攻读法语数月。
- He has been plugging away at that article, for hours. 他已坚持了好几个小时写那篇文章。
- The soldiers kept plugging away at the enemies. 战士们连续不断地向敌人射击。
- Mary plugged away at the typewriter. 玛利在孜孜不倦地打字。
- They kept plugging away at their job day and night. 他们日以继夜地干着。
- She keeps plugging away at her dissertation. 她一直坚持不懈地写论文。
- Despite the difficulty of the task,and the slowness of the progress,they continued to plug away at it manfully. 尽管任务艰巨，进展迟缓，他们仍顽强果断地继续干下去。
- Despite the difficulty of the task,and the slowness of the progress,the workers continued to plug away at it manfully. 尽管任务很艰巨，进展缓慢，工人们仍顽强果断地继续干著。
- He keeps plugging away at French . 他一直在拼命地学法语。
- Mary plugged away at the typewriter . 玛利在孜孜不倦地打字。
- She keeps plugging away at French. 她一直在拼命地学法语。
- He keeps plugging away at French. 他一直在拚命地学法语。
- This company continues to plug away at the Japanese market with its creative advertisements. 这家公司用其创意广告继续进军日本市场。
- The field artillery pounded away at the for tress. 野战炮兵连续炮击那座要塞。
- She plugged away at her math. 她埋头攻读数学。
- The boxer is whaling away at his opponent with both fists. 拳击手用双拳向他的对手连续猛击。
- We ought to plug away the best we can. 我们应该努力坚持工作。
- Our climbing party planned to get away at dawn. 我们的登山队打算一早就出发。
