Sentence examples for but required constant from inspiring English sources

The benefits of the wartime alliances proved to be substantial, but required constant effort to maintain.

An energy-efficient heater may be great at first but require constant maintenance or replacement, making it a net environmental negative over time.

But if you push things too far, especially if you continue in an activity that is monotonous but requires constant vigilance, such as driving, "you may be courting catastrophe".

Automation is great, but requires constant vigilance.

Sonication is a faster technique, but requires constant operator attention.

It involves trying to pick stocks that will rise in price over the short term, and then quickly selling them.[27] This "buy low, sell high" approach can result in big returns, but requires constant attention ad higher risk.

The staff was kind enough to have started a roaring fire in the fireplace upon my arrival, but it required constant upkeep.

Changes were often subtle, but incessant and required constant adaptation [ 38].

Moreover, the king, a handsome but pathologically morbid man, required constant cheering up.

But that would have required constant check for side effects, including possible kidney problems.

("Where are you from?" "What does your father do?" "How many brothers and sisters do you have?") She grew up with a sense of privilege but without a permanent home ("I was an inconvenience — not unloved, but a problem that required constant solving") and was shunted summarily from place to place.