During tests over several days, the pointer or tracker tracked an IR source and directed a laser beam at that source.

在几天的测试中，指示器或跟踪器跟踪一个红外光源，并引导激光束击中目标。

youdao

The appeal is scheduled to be heard over several days in June.

该上诉计划在6月份进行为期数天的听证。

youdao

Very often, our energy level does not drop all of a sudden, but slowly over several days.

通常情况下，我们的能量水平并不会骤然下降，而是逐渐降低。

youdao

The gathering, held over several days, was called "Fifty Winters Later."

VOA: special.2009.04.06

The six problem sets are due generally on Mondays and we'll go over the problem sets in the teaching sections, several days after you turn them in.

这六道习题通常应该在周一前完成,你们交上来之后,我们将在我的课上,讨论这几道习题

耶鲁公开课 - 金融市场课程节选

However, the earlier start on Thanksgiving could deflate actual Black Friday sales, stretching them out over several days.

FORBES: 'Viagra's Own Black Friday Deal' (And Other Quotes Of The Week)

Mr McGlion said he had been taken aback as the events spread across the country over several days.

BBC: Disorder in West Yorkshire: six people arrested

The blotchy rash appears a few days later beginning on the face and spreading downwards over several days.

BBC: Merthyr measles outbreak inquiry