星期五和星期六是固定的迪斯科之夜。

Fridays and Saturdays are regular disco nights.

《柯林斯英汉双解大词典》

四、六和八是偶数，五和七不是。

4, 6, and 8 are even numbers but 5 and 7 are not even.

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袭击通常发生在周五和周六的晚上，在市中心的酒吧附近。

Assaults often occur on Friday and Saturday nights, near the bars downtown.

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So we can go right ahead and fill these in. 1 2, 3 4, 5 and 6.

一，二，三，四，五和六。

麻省理工公开课 - 化学原理课程节选

Now a five-page paper is very different from an eight-page paper if you're actually thinking about the words you choose and how you write it.

一篇五页的论文,如果你真正考究用词和写法,和一篇八页的论文是截然不同的。

耶鲁公开课 - 1945年后的美国小说课程节选

What you have is with a simple calculation five significant figures.

你有的是,一个简易的计算器和五根手指。

麻省理工公开课 - 固态化学导论课程节选