"An incident like this obviously gives you the opportunity to pause and ask yourself, 'Are we doing everything we can and should be doing to address the range of issues that come out of an event like this,".

VOA: standard.2009.11.16

So, if any of you doesn't want to be, by chance, seen on the Internet, then sit out of range of the camera.

如果你们不想要，意外地，出现在网上的话，那么就坐在摄像机拍摄的范围外。

麻省理工公开课 - 固态化学导论课程节选

It turns out to be-- there's a fairly complicated balance between the time of flight and the range.

答案表明,在飞行时间与射程之间,有着一个相当复杂的平衡关系

耶鲁公开课 - 基础物理课程节选