我已连续工作了十小时，未曾中断。

I've been working ten hours without letting up.

youdao

工作18年未曾中断，自称工作狂的她今年三月被公司解雇了。

After working non-stop for 18 years, the self-claimed workholic received her walking papers in March.

youdao

汉字历史悠久，是世界上唯一未曾中断使用而延续至今的表意文字系统。

Chinese characters have a long history. IT is the only uninterrupted continuation of the use of the characters to date system inthe world.

youdao