To rise early and go to bed late; to work diligently and tirelessly from dawn till night, indicating a busy and hardworking lifestyle.
为了顺利完成这项任务，项目团队的成员们最近都起早睡晚，付出了巨大的努力。
To successfully complete this task, members of the project team have been rising early and going to bed late recently, putting in tremendous effort.
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