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A polyglot, varied country like the United States needs a national lingua franca, something that allows the members of any minority subculture to communi-cate on a friendly basis with people from vastly differ-ent backgrounds.
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一个像美国一样语言混杂的国家需要一种世界语，使各个亚文化的成员能够与背景极其不同的人们友好地交流。 |
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A polygon having five sides and five interior angles.
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五边形有五条边和五个内角的多边形 |
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A polygon having seven sides.
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七边形有七条边的多边形 |
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A polygon whose angles are equal.
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等角多边形各角都相等的多边形 |
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A polygon with ten angles and ten sides.
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十边形有十个角和十条边的多边形 |
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A polymer in which the repeating unit contains two carbon atoms linked by an oxygen atom.
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聚醚一种聚合物，其中重复性的单位含有由一个氧原子连结的两个碳原子 |
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A polymer of two or more different monomers.
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共聚物一种由两种或多种不同单体构成的聚合物 |
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A polymorphic interface DLL used to enhance, or extend the operation of a parent application.
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DLL用来强化或者扩展父应用程序操作的多态接口。 |
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A polypropylene patch or screen covers the hernia completely and is tension-free.
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图3用一张聚丙烯网片覆盖在缺损部位之上，完全没有张力。 |
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A pool of implements for the use of all the workers on the estate; forming a pool of our talents.
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种植园中所有工人共同使用的工具；将我们的才能聚集起来 |
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A pool-culture experiment as conducted to study the effects of potassium humate on the growth and active oxygen metabolism of ginger root.
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摘要采用池栽试验方法研究了腐植酸钾对生姜根系生长发育及活性氧代谢的影响。 |
