Here is an example that shows some very, very metallic elements, groups one and two, and some non-metallic elements over here, five, six and seven.

举个例子,这个例子表明金属元素，第一族和第二族，与一些非金属元素,在这里，第五族，第六族，和第七族。

麻省理工公开课 - 固态化学导论课程节选

What do I learn from the period? How？ Remember, you cannot peek into Chapters 6 and 7, because you've seen it before.

我能利用周期得到什么结论,怎么做,记住,你不能跳到第六章和第七章,即使你看过了

耶鲁公开课 - 基础物理课程节选

He's making exactly the same disclaimer that he had made in Sonnet Seven.

他发表了和他的十四行诗第七首中同样的免责声明。

耶鲁公开课 - 弥尔顿课程节选

The oboe may have the seventh partial very strong and the third partial very strong whereas the trumpet-- I'm just making all of this up of course-- the trumpet may have the second partial and the fourth partial and the sixth partial.

双簧管的第七泛音,和第三泛音都很强,而小号,我只是为上课需要假设的,小号可能是第二泛音,第四和第六泛音比较强

耶鲁公开课 - 聆听音乐课程节选