adj.不断的，不停的，(好像)无休止的

The rain fell ceaselessly all day, turning the streets into small rivers.
雨不停地下了整天，把街道变成了小河。
Her relentless pursuit of knowledge led her to become an expert in her field.
她对知识的不懈追求使她在她的领域成为了专家。
His ceaseless labor on the project earned him widespread admiration.
他在项目上的持续努力赢得了广泛的赞誉。
The baby's ceaseless crying eventually wore out its mother's patience.
婴儿持续不断的哭声终于耗尽了母亲的耐心。
The machine ran ceaselessly, churning out countless products every day.
机器不停地运转，每天生产出无数产品。
She maintained a ceaseless flow of creativity in her art, never repeating herself.
她在艺术上保持源源不断的创造力，从不重复自己。
The athlete's ceaseless training routine prepared them for the grueling marathon.
运动员不懈的训练计划让他们为艰苦的马拉松做好准备。
The construction workers worked ceaselessly to meet the deadline for the new building.
建筑工人夜以继日地工作，以赶在新楼的截止日期前完工。
Despite his illness, he continued his ceaseless work as a volunteer in the community.
尽管生病，他仍坚持在社区做志愿者，不停歇。
In science, researchers' ceaseless curiosity drives the search for new discoveries.
在科学界，研究人员的持续好奇心推动着新的发现。