the grammars for complex languages are commonly described using bnf (backus-naur form) notation or its close relative, ebnf (extended bnf).

1、

30-year-old mr backus found that out of the 30 million women in the uk, only 26 would be suitable girlfriends for him.

30岁的巴克斯发现，在英国的三千万名女性中，仅有26人适合做他的女朋友。

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2、

most formal parsers use variants on extended backus-naur form (ebnf) to describe the "grammars" of the languages they describe.

大多数正式的解析器都使用扩展巴科斯范式（ExtendedBackus-NaurForm，EBNF）上的变体来描述它们所描述的语言的“语法”。

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3、

this parser generator works on an extended backus naur form (ebnf) specification coded in c++, significantly reducing development time.

该解析器生成程序遵循ExtendedBackusNaurForm（EBNF）规范并使用C++编写，可以显著缩短开发时间。

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4、

then, hsm domain ontology was described and expressed by backus -naur form (bnf) formulations, and was stored in relationship database.

采用巴科斯范式对领域本体进行统一的描述和表达，并利用关系数据库的形式存储。

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5、

backus-naur form: a meta language used to formally describe the syntax of a language.

形式：一种用来从形式上描述一种语言的语法的元语言。

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6、

by the sunset of d-day, the allies had taken several beachheads of 8 to 10 kilometers inland.

到D日傍晚，盟军已经夺取了几个登陆场，其纵深为八至十公里。

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7、

but these beachheads were not linked up.

但是，这些登陆场尚未连成一线。

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8、

many of cisco's moves are thus about building beachheads for platforms, says james staten of forrester research, a firm of consultants.

因而，思科的许多举动都是为了建立这些平台的立足点，来自咨询公司弗雷斯特研究公司（ForresterResearch）的詹姆斯•斯塔恩（JamesStaten）这样说道。

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9、

it was not until june 12, 5 day after d-day, that the allied beachheads were linked as a whole.

直到六月十二日，也就是D日后的第五天，盟军才最终把各个登陆场连为一体。

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10、

although turbines are bulky and hard to transport, chinese manufacturers are beginning to build beachheads in export markets.

尽管风力涡轮机体积庞大、运输困难，但中国厂商已开始在出口市场上有所建树。

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11、

inheritance or bequeathal;

继承、遗赠；

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12、

study on the methods of proration for gas wells of gas reservoir with less permeable sandstones

低渗透砂岩气藏气井配产方法研究

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13、

global optimization of the proration production of the oil field stimulation treatments

油区措施配产整体优化方法

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14、

improvement of radioactive tracing correlation logging toll for measuring injection profile in injection proration wells

配注井吸水剖面示踪相关测井仪的改进

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15、

this paper analyses the influence coefficient of reasonable crude proration plan in gudong oilfield.

针对孤东油田合理配产的影响因素，开展了对策研究。

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16、

to distribute or spread costs by the process of proration or allocation. see also absorption costing.

按比例分配成本或分摊成本。（详见：完全成本计算法。

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17、

its proration are exploiting and selling petroleum and producing chemical products.

它的业务主要是石油的开采、销售以及相关化工产品的生产。

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18、

the internal characteristics of the torque converter were calculated from its tested external characteristics by the method of proration.

根据综合式液力变矩器外特性的试验结果，应用比例分配法对其内特性进行了计算。

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19、

i have beeb working hard all morning.

我辛辛苦苦地干了整整一个上午。

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20、

he finally found the pen that he he had beeb looking for all the morning.

他最终找到了他一早上一直在找之钢笔。

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