This often proves difficult and can take a long time so I will ring a bell so that everyone knows it's time to eat! Hopefully this will speed things up a bit.

事实证明这很困难并可能需要很长时间，所以我会提醒每个人，是时候吃东西了！希望能加快速度。

youdao

His injuries will take a long time to heal.

他的伤需要很长一段时间才能好。

《牛津词典》

It was a hurt that would take a long time to heal.

那是需要很长时间才能愈合的创伤。

《牛津词典》

But such fast trains would take a long time to put in place in the United States.

VOA: special.2011.02.11

The take-aways are that an equity bias is an absolutely sensible underpinning for investors with long time horizons but that diversification is important.

对于长期投资者来说,股权偏好的存在,是长期投资获利的重要基础,但是分散投资也很重要

耶鲁公开课 - 金融市场课程节选

As time increases, the angle increases and we can ask, "How long does it take for the particle to come back to the starting point?"

这个角度随着时间在增加,我们会问,"质点需要多长时间,才能转到起点"

耶鲁公开课 - 基础物理课程节选

Distributed-energy systems are developed piecemeal over a long period of time and often require investments that take a long time to yield meaningful returns.

FORBES: Magazine Article

It will take a long time for his family to get over what has happened here.

BBC: Chick Young's view

Hassan said he sees a promising pipeline, but developing new drugs can take a long time.

FORBES: Magazine Article