As I think about this more carefully, I see plainly that there are never any sure signs by means of which being awake can be distinguished from being asleep.

当我更仔细地思考这个问题时，我清楚地看到，根本没有任何可靠的迹象能够将醒着和睡着区分开来。

youdao

Sure, history is littered with the corpses of those who made bad decisions, but there are a million times more decisions that were made without any really bad consequences.

当然，历史上充斥着各种各样制定错误决策的牺牲品，但是还是有百万次甚至更多的决策木有任何真正坏的结果。

youdao

After more than 30 years as an investigator, he is sure that crooks will eventually find a way around any defence.

做了30多年的调查工作，他很肯定，骗子终究会找到绕过任何防御的办法。

youdao

You pretest to make sure that the person doesn't like any M&M more than the other.

你预先测试过,这个人对所有M&M巧克力豆都一样喜欢。

耶鲁公开课 - 心理学导论课程节选

One car was "about 75 percent compressed, " and recovery workers aren't sure if any more bodies are inside, Fenty told CNN's "Larry King Live" on Monday night.

CNN: Six killed in Washington-area Metro train collision

"The finding of this landing gear, " he said, "just goes to show that we need federal people in here to do a comprehensive, full search of lower Manhattan to make sure that we don't get any more surprises, " as happened in 2007 when body parts were discovered in nearby sewers and manhole covers.

NPR: NY Officials Seek Human Remains Amid Plane Debris

And we are seeing some progress on that front, although we need to see much stronger action domestically to bolster job growth in the months ahead and, again, in part to make sure that our economy is more resilient to any kind of shock that could emanate from abroad.

WHITEHOUSE: Press Briefing