ceaselessly

例句：

1. 1. The fire burned for hours withoutceasing.
   火燃烧了几个小时，没有停止。
2. 2. She worked tirelessly to finish theproject.
   她努力不懈地完成了这个项目。
3. 3. Themusic played ceaselessly throughout the night.
   音乐在整个夜晚不停地播放。