求翻译：美国的报纸杂志、文学作品和漫画中，经常可以看到“山姆大叔”的名字及其生动的形象。在不同画家的笔下，“山姆大叔”神态各异，有的凶狠可憎，有的和蔼可亲。但最常见的形象还是高高的个子、瘦削的面庞，头戴饰星高顶帽，身穿燕尾服和条纹裤，虽白发苍髯，却精神矍铄，一派威仪。这一形象深受美国人民的喜爱。是什么意思？

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In US's newspaper magazine, the literary work and the cartoon, may see “Uncle Sam” frequently name and vivid image.In different painter's writing, “Uncle Sam” manner respectively different, some ominous ruthless hateful, some affable.But the most common image is the high stature, the thin face, Dai

United States newspaper magazine, literary and comics, often see "Uncle Sam '" name and vivid image of. In the works of different artists, "Uncle Sam" looked different, and some vicious abomination, some amiable. However, the most common image is tall, thin face, wearing ornaments star high top hat,

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