(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

He says not only does arsenic belong under phosphorus, I predict that there is an element that lies below aluminum and above indium.

他认为不仅砷属于在磷下面，我预言还有一个元素,是在铝之上和铟的下边的。

麻省理工公开课 - 固态化学导论课程节选

Today we know, for example, if you can put one certain kind of element in your mouth or eat that, it doesn't necessarily mean you want to put the element next to it and your mouth as well, that might not be safe.

现在我们知道了，比如，即使你能把某一种元素放进嘴里,或者吃下去，这也并不一定意味着,你会把它邻近的元素也吃进嘴里,这可能会有危险，但。

麻省理工公开课 - 化学原理课程节选

The realtime, social web is clearly not a required element to organize and execute a high impact revolution.

FORBES: The Revolution Will Not Be Tweeted (Unless It Is)

There are gaps in Marc's last movements and we have that 'not knowing' element.

BBC: Marc Williams death: Family appeal for information

This systematic evaluation is a crucial element of improvement and should not be either an afterthought or an inconvenience.

BBC: Viewpoints: Childcare changes