The first sign of trouble was a tiny burst of light in the western sky over the United States.

VOA: special.2009.07.22

And of course it exists in a semiotic relationship to a white light over a street door which means "this is my house; if you wish you can ring the bell but I'd just as soon you stayed out."

当然它是存在于一个语义篇中的,而临街门上的白灯则意味着,这是我的房子，你要进来必须按门铃,但是你最好别进来“

耶鲁公开课 - 文学理论导论课程节选

Obviously, it doesn't mean "come in" in the sense of the red light over a street door.

当然，它不像临街灯一样表示,进来吧。

耶鲁公开课 - 文学理论导论课程节选

Things cannot be as bad as they seem." He stood over the body of his wife in the disappearing light.

VOA: special.2009.10.31

Does it need refinement in some way?" "And if it does need some adjustment in light of the events that have taken place over the last number of months, including the election and so on, and then what are the implications of that in terms of General McChrystal's resource request?" The secretary said the United States will not abandon its core mission in Afghanistan, which President Obama described as the destruction of the al-Qaida terrorist network, because it is "critical" to U.S.national security.

VOA: standard.2009.10.23