“当苍蝇在第一时间内察到即将降临的危险时，根据苍蝇当时具体在做什么，比如它可能正在清洁身体、进食、漫步或者求爱，因此它的身体可能处在任何一种姿态，”Dickinson说。
"When it first notices an approaching threat, a fly's body might be in any sort of posture depending on what it was doing at the time, like grooming, feeding, walking, or courting," he said.
因此，满月本身并不危险，而是一个黑暗降临的预兆。
Thus, the full moon is not dangerous in itself but is instead a portent of the darkness to come.
哥伦比亚海滨，白天的辽阔，令人眼花缭乱，繁华，很快都在夜晚降临后隐去，变成了荒凉和危险之地。
Expansive, dazzling and bustling during the day, the Colombian seaside quickly becomes a desolate and dangerous destination at night.
当危险突然降临时，他仅仅只需要保护自己免于一些臣民的背叛，但是如果他被人民所敌视，那他所做的将不足以保住自己的性命。
When danger suddenly approached, he needed only to protect himself from a few of his subjects, but if he had had the common people hostile, this would not have been sufficient.
确实是这么回事，你的大脑随时都在提防着危险的降临，而危险一旦降临那么大脑会闪电般迅速的做出风险估计。
But that's precisely what it is, a lightning-fast risk assessment performed by your reptilian brain, which is ever on the lookout for danger.
你可能不想听到这些数据中的一些，但是早点获得有关你的危险水平的信息，能够帮助你避免心脏病的降临。
You may not want to hear some of these Numbers, but getting information early on about your risk level can help you avoid a heart attack down the road.
当危险降临的时候，这个很小的，无力的动物知道到哪里去躲藏。
This small and weak animal knows where to go when danger comes.
还得做好落水的准备。当船夫们举起长长的船桨试图通过交通拥堵的运河时，危险随时可能降临。
And be ready to duck. Things can get dangerous when boat drivers raise their long boat propellers out of the water to navigate through canal traffic jams.
这些说法都完全正确，但是当我们按照这些概括性结论行事，而这些结论又是来自错误的观察时，危险就降临了。
True, but the danger comes when we act on some of these generalizations, especially when they are based on faulty observations.
但我有一种模糊的直觉，更多的危险已经降临。
But I see in all of this the vague instinct that something more is at stake.
这项发表在《地球物理研究快报》上的研究论文预计，一旦太阳转入低太阳活动时代，将有更危险的辐射降临地球。
The work, published in Geophysical Research Letters, predicts that once the Sun shifts towards an era of lower solar activity, more hazardous radiation will reach Earth.
明明是如果这样危险的灾难降临，古老的语言被停止教授，一种新的文学就会产生，而这样野蛮、浅薄、无价值的东西以前从未见过。
If the threatened calamity should ever come, and the ancient languages cease to be taught, a new literature shall arise, of such barbarous, shallow and worthless stuff as never was seen before.
在这些提供预言的书卷中收集了过去对于一些案件的零散预言，在这些案件中，危险会降临。
In these sibylline leaves are gathered the scattered prophecies of the past upon the cases in which the axe will fall.
在这些提供预言的书卷中收集了过去对于一些案件的零散预言，在这些案件中，危险会降临。
In these sibylline leaves are gathered the scattered prophecies of the past upon the cases in which the axe will fall.
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