当时油画还属新兴事物，但拉斐尔对绘画掌握已十分纯熟，以至于他的技巧被称为sprezzatura，大意是作画过程被技巧准确地掩盖。

Raphael got so good with the then new medium of oil paint that his technique became known as sprezzatura, meaning, roughly, to hide with technical facility exactly how anything is done.

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（联合国粮食及农业组织）十分担忧H5NA所出现的变异种，称为2.3.2.1。 它已经出现了很多年了，但是现在在亚洲的鸟类上大规模地出现。

The FAO is concerned about a strain of H5N1, called 2.3.2.1, which has been circulating for several years but is now emerging as dominant in birds in Asia.

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两地均为比较大的货币联盟的成员：爱尔兰是欧元区的一部分，而内华达是美元区或称为美利坚合众国的一部分。

And both are members of larger currency unions: Ireland is part of the euro zone, Nevada part of the dollar zone, otherwise known as the United States of America.

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