Cricket keeps an off-field umpire for boundary calls, and to ascertain whether batsmen are run out and if catches are real.

板球有一个场外的裁判来判定边界，并确定击球手是否出局，接球是否真实。

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We formulate, in this paper, algorithms for boundary tracing based on automata.

本文中我们用自动机的方法表示了边界跟踪算法。

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With the results of the algorithms, side adjacency direction matrix for boundary quadrants can be defined.

利用这些算法的执行结果，可以定义一个边界四分形的边邻接方向矩阵。

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for instance, for the thermos with the coffee in if you place the boundary in the inside wall of the glass or the outside wall of the glass and the inside of the thermos, that makes a difference; different heat capacity, etcetera.

比如说，对于装咖啡的热水瓶来说,你把边界设置在瓶胆的内壁上,或者设置在瓶胆外壁上,或设在热水瓶里面，情况都是不一样的;,有不同的热容等等。

麻省理工公开课 - 热力学与动力学课程节选

A normal reason for fighting is a dispute about a piece of land that is more or less on the boundary between them, and so that's one aspect of their world.

战争的常见原因就是领土争端,争夺一片或多或少在他们边界之间的领土,这是他们生活的一个部分

耶鲁公开课 - 古希腊历史简介课程节选

I mean a blanket term, a guiding concept, a transcendental signified, something that explains the nature of the structure and something also, as Derrida says, which allows for limited free play within the structure; but at the same time the structure has this kind of boundary nature.

是一个概括性称呼，一个引领概念，一个超验所指，它解释了这个结构的内涵，正如德里达所说，它允许在结构内有限的自由游戏;,但同时这个结构也有限性。

耶鲁公开课 - 文学理论导论课程节选

But his need for boundary pushing, counter-intuitive ideas simply leads him to arrogant generalizations.

FORBES: Sorry Nassim Taleb, Technology Actually Does Matter

In both cases, the stage is set for violence and for boundary-crossing love.

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Cricket keeps an off-field umpire for boundary calls, and to ascertain whether batsmen are run out, and if catches are real.

ECONOMIST: Cheating in sport