这是一个有趣的结果，但德凯尔万博士在德国康斯坦茨大学的一些同事又进一步地做了第二个实验。

That is an interesting result, but some of Dr DE Quervain's colleagues at the University of Konstanz, in Germany, were able to take it further in a second experiment.

youdao

这是一个由来已久的幻想，可以追溯到俄罗斯火箭先驱康斯坦丁·齐奥尔科夫斯基和弗里德里希-赞德尔以及支持这一想法的科幻作家阿瑟·克拉克。

There is a long line of visionaries, stretching back to the Russian rocket pioneers Konstantin Tsiolkovsky and Fridrich Tsander and the author Arthur C. Clarke, who have supported this idea.

youdao

“过一会儿再谈这件事，”他说，“首先，您知道康斯坦丁·卡罗里德斯是谁吗？”

'I'll tell you about that in a minute,' he answered. 'But first, do you know who Constantine Karolides is?'

youdao

“过一会儿再谈这件事，”他说，“首先，您知道康斯坦丁·卡罗里德斯是谁吗？”

'I'll tell you about that in a minute,' he answered. 'But first, do you know who Constantine Karolides is?'

youdao