During his talk, most of the delegates had one eye on the clock.

他讲话时大部分代表边听边悄悄看钟。

《牛津词典》

I stood over him, with one eye on the clock, and watched every stroke of the pen.

我站着看他坐在那里一笔一笔地写，同时还盯着那只钟。

youdao

Even on holidays and Sundays, the efficient man relaxes on timetable with one eye on the clock and the other on an appointment sheet.

甚至在节、假日和星期天，讲究效率的人们也按时间表休息，一只眼睛看着表，另一只眼睛看着预约单。

youdao

Because if I tried to skate through breakfast with one eye on my daughter and one eye on the clock or smartphone, a fleeting moment of togetherness would be diluted.

CNN: Smartphones let work win out