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。

youdao

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。

youdao

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？

youdao

People who show no human emotions or feelings,for example, are said to be cold-blooded.

VOA: special.2009.12.13

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。

耶鲁公开课 - 心理学导论课程节选

These are particularly callous and cold-blooded statements suggesting that this instinctive empathy, this aspect of moral thought, is not-- is present in most of us but not in all of us.

这些极其无情冷血的话,表明移情这种本能，这种道德观念的一个要素-,存在于我们大部分人当中，但不是所有人。

耶鲁公开课 - 心理学导论课程节选