If you look on the Periodic Table this is 598 atomic hydrogen. And, sure enough, there is 13.598, which is this number here in electron volts.

如果你查找元素周期表上的氢原子,毫无疑问，它的电离能就是13。,这个数值也是电子伏的值。

麻省理工公开课 - 固态化学导论课程节选

A very simple pattern that you undoubtedly have heard and used many times before.

这是一个非常简单的句型，毫无疑问，你肯定已经听过或使用过很多回了。

Where 课堂 - SpeakingMax英语口语达人

And, you've undoubtedly heard a lot in the public press, and even in the political dialogue such as it is these days that hydrogen might be on environmentally friendly fuel.

毫无疑问你已经在公开新闻上，甚至在政治的对话上听到过了,比如最近这些天,氢气是一种环境友好的燃料。

麻省理工公开课 - 固态化学导论课程节选

re talking about politicians, there is no questions about it.

如果你指政治家的话，If，you’,是毫无疑问的。

斯坦福公开课 - 经济学课程节选

If you go to Denmark and you break a $100 bill, you're going to be given one of these, undoubtedly, the 500 kroner note, which is worth about $75-80, and it has Niels Bohr on it.

如果你去了丹麦，换了100美元，毫无疑问，你会得到其中一个像这样的，500挪威币，约为75-80美元，上面有波尔的头像。

麻省理工公开课 - 固态化学导论课程节选