Scientists have been arguing since the 1950s over whether dinosaurs were warm or cold blooded, because each type of metabolism implies different physical attributes.

自20世纪50年代以来，科学家们一直在争论：恐龙究竟是属温血动物还是冷血动物，因为每种代谢类型意味着不同的身体属性。

Their cold-blooded killers had then dragged their lifeless bodies upstairs to the bathroom.

那些杀死他们的冷血杀手们随后把他们的尸体拖到了楼上的浴室。

The killing was cold-blooded, and those who committed this atrocity should be tried and punished.

这场杀戮非常残酷，那些犯下此暴行的人应该受到审判和惩罚。

If true, though, why did cold-blooded animals such as snakes, lizards, turtles, and crocodiles survive the freezing winters and torrid summers?

如果这是真的，那么为什么像蛇、蜥蜴、乌龟和鳄鱼这样的冷血动物能在寒冷的冬天和炎热的夏天存活下来呢？

Some scientists contend that many species of dinosaur had a metabolism more like a warm-blooded mammal's than a cold-blooded reptile's.

一些科学家认为，许多种类的恐龙的新陈代谢更像温血哺乳动物，而不是冷血爬行动物。

Scientists studying the physiology of dinosaurs have long debated whether dinosaurs were warm- or cold-blooded.

长期以来，研究恐龙生理学的科学家们一直在争论恐龙到底是温血动物还是冷血动物。

Cold-blooded animals were used to test this hypothesis.

冷血动物被用来验证这一假设。

But in deflecting trust and intimacy, such “cold-blooded self-sufficiency” can also wreck lives.

那就是孩子们可能在这过程中学会了保护自己免于伤害，但是也隐藏起了自己对他人的信任与亲近，而这种“冷血的自立”同样也会毁掉人们的生活。

The size of the cold-blooded Titanoboa indicated to researchers that the tropical coastal river system it occupied would have been warmer than the tropics today.

冷血的泰坦蛇的大小向研究人员表明这种蛇生活的沿海河流水系的热带环境比现在的热带地区更加温暖。

This means she not only has to train hard to be realistically cold-blooded and physically strong, but she also has to convey her emotional side.

这意味着她要把自己训练为实实在在的冷酷无情和体能上的坚强，而且我还也必须表达她内心的感情。

One scene fans have been dying to see takes place in the tent during the snowstorm. Jacob warms up Bella with his body because Edward is cold-blooded and can’t do it himself.

问： 在《月蚀》中，令广大粉丝们超级期待的一幕戏就是在外面冰天雪地的帐篷中，雅各布用自己的体温温暖贝拉，因为爱德华的“冷血”做不到这一点。

My good fellow, you must have lost your senses to think it possible I could act with such cold-blooded policy.

我的老朋友，要是你以为我可能实行这种冷血动物的政策，你一定是神经有问题啦。

He found that, for dinosaurs weighing from a few kilograms to tonnes, the power their muscles needed was far too high for the animals to have been cold-blooded.

他发现，对体重从几公斤至几吨的恐龙来说，它们的肌肉所需要的能量极其高，是冷血动物所无法提供的。

One reason for this is that insects are cold-blooded, so they don't need to eat food to keep warm.

原因之一是因为昆虫是冷血的，所以它们并不需要靠吃食物来保暖。

This relationship between temperature and lifespan could have implications for cold-blooded species in our warming world, the study authors say.

在温度和寿命之间的关系中暗含着冷血的人在我们这个世界中的特殊性，研究的学者说。

Cockroaches are also poikilotherms, or cold-blooded, meaning they need much less food than humans do.

蟑螂是变温动物，也叫冷血动物，这意味着，与人类相比，他们需要的食物非常少。

Sceloporus lizards, like most others, are diurnal - active during the day - and cold-blooded, so they can't regulate their body temperature.

绿刺蜥和其它大多数物种一样，是昼行性(在白天活动)冷血动物，因此，它们不能调整自身体温。

It was nothing less than robbery, he concluded - a cold-blooded steal; while he starved, he was pilfered of his merchandise, of his goods, the sale of which was the sole way of getting bread to eat.

他的结论是：对方的做法简直就是抢劫——冷血的强盗。他在挨饿，而他们却还偷他的东西，抢他的货物——而卖货物换面包是他唯一的生路。

The most altruistic behavior of all, giving your life to help another, can be explained in cold-blooded evolutionary terms.

最利他的行为，就是为他人牺牲自己，这也可以用毫无人情味的进化论来解释。

Tens of thousands of fungal species infect reptiles, amphibians and other cold-blooded animals, but only a few hundred harm mammals.

数以万计的真菌都能够感染爬行动物、两栖动物和其他冷血动物，但只有其中的几百种才对哺乳动物构成威胁。

He remembered that all these manuscripts had been refused by the very magazines that were now clamoring for them. And their refusals had been cold-blooded, automatic, stereotyped.

他记得所有这些稿子都曾为现在吵着要稿子的杂志所拒绝，而且都拒绝得冷酷，机械，官样文章。

After studying 14 different species the researchers concluded that simply walking and running required too much energy for larger bipedal dinosaurs to have been cold-blooded.

通过研究14个不同种类的恐龙，这些研究人员得出结论：大型双足行走恐龙仅行走和奔跑就需要大量能量，从而排除了恐龙是冷血动物的可能。

So the 'chameleon effect', far from being the preserve of cold-blooded reptiles, is actually a warm response facilitating social interactions.

所以这样看来，变色龙效应远非是冷血的爬行动物的一种自我保护，而确实是对促进社交互动而表现出的热情响应。

Snakes are cold-blooded.

蛇是冷血的。

"We have proved this was a cold-blooded murder, " Tareen said at a press conference in Lahore. "The person is running away, so he shot them to be sure they were killed.

“我们证实这是一起冷血谋杀按，”塔林在拉合尔的一个新闻发布会上如是说：“对方已经在逃跑，而他（戴维斯）还开枪并毫不留情地置对方以死地，所以说我们不认人戴维斯的行为属于自卫。”

The colder your environment, the longer you might live — if you're cold-blooded — a new study finds.

当你生活在冷的环境中时，你生存的时间可能会变得更长了-- 假如你是冷血的人 -- 这是一个新发现的课题。