knuckle down
第三人称
knuckles down
现在进行时
knuckling down
过去式
knuckled down
过去完成时
knuckled down
1
开始认真工作或学习, 专心致志于任务或目标
to begin to work or study hard and focus seriously on a task or goal
- I need to knuckle down and study for these exams.
我需要认真开始为这些考试学习。
- The company is knuckling down to prepare for the upcoming launch.
公司正在开始努力工作为即将到来的发布做准备。
- The athletes knuckled down to their training ahead of the Olympic Games.
运动员们在奥运会前认真开始了他们的训练。
- You're going to have to knuckle down to your studies if you want to pass your exams.
如果你想通过考试，你就得 认真努力 学习。