The study of apparatus for obtaining more perfect vacua was unceasingly carried on, for Edison realized that in this there lay a potent factor of ultimate success. 弗兰克·刘易斯·戴尔.爱迪生的生平和发明.
Learned men tell us that all hot bodies and all luminous bodies are composed of tiny particles, called molecules, which move unceasingly back and forth with great speed. 伯莎M.克拉克.科学通论.
The sleet fell all that day unceasingly, a thick mist came on early, and it never rose or lightened for a moment. 查尔斯·狄更斯.荒凉山庄.
She sang Irish melodies at him unceasingly. 威廉·梅克比斯·萨克雷.名利场.
For a whole fortnight we unceasingly watched beside the poor child, as his life declined under the ravages of a virulent typhus. 玛丽·雪莱.最后一个人.