The unique column design has diagonal bracing at each end and tabs that bolt into the floors above and below.

独特的柱形设计在每一头都有对角线支撑，使其与上下楼层通过螺栓进行连接。

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At each end of the fibre, optical signals must be converted to or from the electrical signals that computers use to process information.

在纤维的各端，必须将光信号转换成电信号或者将电信号转换成光信号，计算机用电信号处理信息。

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Anyway, if we examine these ends of these coils of DNA, we will find a sequence of DNA at each end of every human Chromosome, called a telomere.

无论如何，如果我们检查这些螺旋状 DNA 的末端，我们会发现每条人类染色体的末端都有一个被称作“端粒”的 DNA 序列。

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But at each end, they will get a nudge to tumble down - much like the Wall did two decades ago.

VOA: standard.2009.11.09

Once each time. Right? I only do one swap potentially, it-- though not one potentially, each time at the end of the loop I do a swap.

每次循环做一次，对么？我其实,就可能做了一次交换，也许并不是可能，每次循环的结束我都得做一次交换。

麻省理工公开课 - 计算机科学及编程导论课程节选

It's got exercises for you to do so at the end of each chapter, you do have a task to do.

里面为你准备了练习，所以在每章的结尾，你都有任务要完成。

英语写作：技巧 - SpeakingMax英语口语达人

The device looks like a long sheath with two soft rings at each end.

CNN: Female condoms range from 'strange' to 'natural'

This spring, DwellStudio is introducing the Astor, its first sofa featuring bolsters, one at each end.

WSJ: Bolster Cushions Win Best Supporting Rolls

The connections at each end create a channel reserved for the duration of a call.

ECONOMIST: Internet telephony