历史研究人类的过去。
今天，历史学家的研究不但包括这些方面，还包括人类历史所有其它方面。
Today, historians study these and all other aspects of the human past.
这是人类历史上第一次使对老年痴呆症的研究前景透出一丝希望和成功的实验。
This is the first trial that has shown a glimmer of hope and success.
这项新研究让我们联想到人类历史上发生的重大事件。
The new study links genetic changes to major events in the history of our species.
纵观历史，人类的头发一直是虚荣心、科学研究和刻板印象的主题。
Throughout history, human hair has been the subject of much vanity, research, and stereotyping.
历史研究的价值能超越其对日常生活的直接影响，这方面的另一个案例是人类是如何对环境及整个地球的。
A further example of the value of the study of history beyond its effect on daily life is the treatment of the environment and the earth as a whole.
首先，研究历史即是去审视一帧人类行为的“指路图”，让我们明白我们何以会处于目前的状态。
First of all, to study history is to look at a road map of human behavior that has led us to where we are today in the world.
首先，研究历史即是去审视一帧人类行为的“指路图”，让我们明白我们何以会处于目前的状态。
First of all, to study history is to look at a road map of human behavior that has led us to where we are today in the world.
应用推荐