短语
中文翻译：日复一日
同义词：
['daily', "year after year例句：1. We've been working on this project for days in and days out.（我们一直在这个项目上工作，日复一日。）"]
例句：
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1. We've been working on this project for days in and days out.
我们一直在这个项目上工作，日复一日。
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2.The farmer has been tending his crops every day in and day out.
这位农民每天都照顾他的庄稼，日复一日。
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3. She spent years learning to play the piano, day in and day out.
她花了好几年的时间学习弹钢琴，日复一日。