Each rule definition contains an optional description, a list of variables, and an expression.

每个规则定义含有一个可选描述、变量列表和一个表达式。

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When defined only through a description, a design pattern has to be promoted and enforced through the perpetual vigilance of editors.

如果仅仅通过描述来定义，设计模式的推广和执行只能依靠编者的持续警觉。

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Events have a summary, a description, a start time and an end time.

活动有一个摘要、描述、开始时间和结束时间。

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One description said it was like sitting in the driver's seat of a small car, while wearing two heavy raincoats.

VOA: special.2009.06.17

Right. Well it's interesting as a chaplain on campus, outdoor pursuits of any sort are really not part of the job description as such. -Right.

好的，很有意思对于一个校园神父来说，各种户外活动,应该不是其工作的一部分，-是这样的。

普林斯顿公开课 - 人性课程节选

Here's a description at the time of what Gage was like.

这是对盖奇当时状况的描述。

耶鲁公开课 - 心理学导论课程节选

By his own description a "meat and potatoes guy, " Bradley was staggered to feel an almost-immediate surge in preparation and competition.

WSJ: Manny Pacquiao vs. the Vegan Timothy Bradley

And Spanish speakers in central America have a description of a government employee who only shows up on payday - an aviador.

BBC: NEWS | UK | Magazine | Tingo, nakkele and other wonders

It begins with a description of a rural cemetery in darkness, turning to the fates of the people who lie six feet below.

WSJ: Meditation on Mortality | Elegy Written in a Country Church-Yard | Thomas Gray | Masterpiece by John J. Miller