Cost was a key element in our decision.

价钱是我们决策时考虑的主要因素。

《牛津词典》

It signals a change in what has, until now, been a key element of scientific endeavor.

这预示着科学探索中关键因素发生了变化。

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While climate is a key element, Moritz says, it shouldn't come at the expense of the rest of the equation.

莫里茨说，虽然气候是一个关键因素，但不应该以牺牲其他因素为代价。

youdao

(Speaking in French) But Besson said immigration is also a key element of the debate and French should not be afraid to discuss it.

VOA: standard.2009.12.30

If we build an engine for a car or anything else, it almost always is going to have some key element that's operating in a cycle, otherwise it won't keep going, right.

如果我们为一辆汽车，或其他什么东西制造一台引擎,它总要有一些关键，要素来形成循环。

麻省理工公开课 - 热力学与动力学课程节选

It hopes its young shipbuilding industry will be a key element in achieving that goal.

BBC: Bangladesh shipbuilding goes for export growth

On the other side, their opponents were missing a key element in Steven Gerrard.

BBC: Lee Dixon's tactical view

Access to the Parchin military complex, just outside Tehran, is a key element in the negotiations.

CNN: Official: Iran, nuclear watchdog group deal close