They require continual progress from glory to glory.

Tanks require continual maintenance and frequent repair, and Kalashnikov's assignment to a tank unit put modern tools in his hands.

It is usually cultivated from suckers, which should not have more than three or four leaves, and require continual watering.

Consequently teaching is a prestigious and attractive profession which recruits the brightest and most motivated school graduates, who don't require continual monitoring and oversight.

Long-term information storage in the brain requires continual modification of the neuronal transcriptome.

This primitive candle requires continual attention, and must be constantly held in the hand.

Mr. Hadow, however, was not accustomed to this kind of work, and required continual assistance.

He assured me the negroes were the greatest liars in the world, and required continual watching.

Sophisticated hacking of the MolProbity server has required continual monitoring and various security measures short of restricting user access.

The first required continual supplies of new slaves, in consequence of the severe and cruel usage adopted upon it.

On a warm summer day the slow continued rise required continual effort, which caried away the sense of oppression.

Life consists in the maintenance of relations; it requires continual adjustment; it implies external objects, as well as internal forces.

And so the last thing that I would point out here is that the obedience to these commands requires continual effort.

The development of any guideline requires continual re-evaluation and amendments or new guidelines may be released as the COVID-19 pandemic continues to progress.

I did not, however, fancy this variety, for it suckered so immensely that it required continual hoeing to keep the new plants cut down.

The Ohio EPA has required continual water testing, bottled water distribution and filtration systems provided to homes where results are above the federal allowable level.