The flight delay was occasioned by the need for a further security check.

这次航班的延误是由于必须做进一步的安全检查。

《牛津词典》

Your replacement will, by then, need your chamber.

到那时，你的继任者将需要你的房间。

youdao

They are motivated by a need to achieve.

他们被成功的需要激励着。

《柯林斯英汉双解大词典》

For example,she noted that crops designed to resist damage by glyphosate need fewer pesticides that are more toxic to the soil.

VOA: special.2010.04.27

No, we call that work positive work. All right, so that means we need to put a negative sign right here, by convention.

历史上有过不同的习惯，这里我们规定,如果环境对系统做功。

麻省理工公开课 - 热力学与动力学课程节选

But remember that we need to multiply it by the volume here, the volume of some sphere we've defined.

但记住我们需要把它乘以体积，乘以一个我们定义的壳层的体积。

麻省理工公开课 - 化学原理课程节选

Driven by need, or frustration, many CSR managers are taking a new tack.

FORBES: The Rise of CSR Insurgents

"There was a real opportunity to do something different on this site to deliver a housing mix which would include social housing distributed by need and opportunities for both affordable and market rate housing, " Ms Cochrane added.

BBC: Mixed Housing

Second, it puts more people back to work, including up to 280, 000 teachers laid off by state-budget cuts, first responders and veterans coming back from Iraq and Afghanistan, and construction workers repairing crumbling bridges, roads and more than 35, 000 public schools, with projects chosen by need and impact, not earmarks and politics.

WHITEHOUSE: The White House Blog: The President