It has been demonstrated that this drug is effective.

这药已证实是有效的。

Catherine demonstrated the proper way to cleanse the face.

凯瑟琳演示了洁面的正确方法。

He demonstrated how audio signals could be transmitted along cables without distortion.

他演示了音频信号如何通过电缆传输而不失真。

All this has been demonstrated in elaborate experiments.

所有这些都在精心设计的实验中得到了证明。

It demonstrated the brilliance of China's ancient culture.

它显示了中国古代文化的光辉。

The crew demonstrated to passengers what to do in an emergency.

机组人员向乘客演示了遇到紧急状况时该怎么做。

About 58% of the students demonstrated none or few of the risk behaviors.

大约58%的学生表现出没有或只有很少的风险行为。

This principle was famously demonstrated by Galileo Galilei some 400 years ago.

大约400年前，伽利略·伽利雷证明了这一原理。

In a new study, researchers demonstrated for the first time how this effect occurs in the brain.

在一项新的研究中，研究人员首次证明了这种效应是如何在大脑中出现的。

But in a new study, researchers demonstrated for the first time how this effect occurs in the brain.

但在一项新的研究中，研究人员首次证明了这种效应是如何在大脑中出现的。

In April 2002, an event took place which demonstrated one of the many applications of information theory.

2002年4月发生的一件事证实了信息论的众多应用之一。

It demonstrated vividly the possibility of assimilating contemporary popular music into the symphonic tradition.

它生动地展示了将当代流行音乐融入传统交响乐的可能性。

For instance, one student took the lead in dealing with a difficult landlord and so demonstrated negotiation skills.

例如，一名学生带头与一个难相处的房东交涉，这样就展示了他的谈判技巧。

That such deep events do occur has been accepted only since 1927 when the seismologist Kiyoo Wadati convincingly demonstrated their existence.

直到1927年地震学家 Kiyoo Wadati 证明了这种深度地震的存在，人们才承认这种现象确实存在。

While physicists have demonstrated entanglement with specially prepared atoms, no-one knows if it also exists between atoms making up human minds.

尽管物理学家已经证明了特制原子之间存在纠缠，但没人知道它是否也存在于组成人类思维的原子之间。

Drugs are only approved after tests have demonstrated that they are relatively safe when used as directed and when their benefits outweigh their risks.

药物只有在试验证明它们是相对安全的情况，且其益处大于风险时，才会被批准使用。

But at least they have demonstrated that when companies get into trouble with the law, evidence of good character can win them a less costly punishment.

但至少他们已经证明，当公司触犯法律时，良好品行的证据可以为他们换来代价更低的惩罚。

Finally, on June 7th, McLaughlin once again demonstrated his carelessness by knocking down several mailboxes near the edge of the company's parking lot.

最后，在6月7日，麦克劳克林再次表现出他的粗心大意，撞倒了公司停车场边上的几个邮箱。

Perhaps some of them could climb trees, but no convincing analysis has demonstrated how Archaeopteryx would have both climbed and flown with its forelimbs.

也许其中一些祖鸟会爬树，但是没有令人信服的分析证明始祖鸟是如何用它的前肢既爬又飞的。

Park of the University of Texas at Dallas and colleagues demonstrated that learning to knit or do digital photography enhanced memory function in older adults.

德克萨斯大学达拉斯分校的帕克和他的同事证明，学习编织或数码摄影可以增强老年人的记忆功能。

Traditional ways of teaching form the basis of the lesson and the remarkably quiet classes take their own notes of the points made and the examples demonstrated.

传统的教学方法构成了这门课程的基础，而非常安静的学生们则记录下课堂上的要点和演示的例子。

He demonstrated the all-round skills of a quarterback.

他展示了一个四分卫的全面技能。

This was demonstrated in a laboratory experiment with rats.

这点通过在实验室中用老鼠做试验得到证明。

His sudden departure had demonstrated how unreliable he was.

他突然离去，这说明他是多么不可靠。

Have they, for example, demonstrated a commitment to democracy?

例如，他们展现了对民主的奉献吗？

The study also demonstrated a direct link between obesity and mortality.

这项研究也证明了肥胖和死亡率之间的直接关系。

He has demonstrated a strong preference for being shod in running shoes.

他给人的感觉是特别偏爱穿跑步鞋。

Over the years he's demonstrated a certain prescience in foreign affairs.

多年来他在外交事务上表现出了一定的预见能力。

Several hundred Bosnian refugees and émigrés demonstrated outside the main entrance.

数百位波斯尼亚难民和政治流亡者在主入口外示威。