美国现实主义
The representation in art or literature of objects, actions, or social conditions as they actually are, without idealization or presentation in abstract form.
真实性，现实主义：在艺术或文学中将事物，行为或社会状况按其起初情况进行的表现，而不用模糊的形式来表现或理想化
美国浪漫主义
An artistic and intellectual movement originating in Europe in the late 18th century and characterized by a heightened interest in nature, emphasis on the individual's expression of emotion and imagination, departure from the attitudes and forms of classicism, and rebellion against established social rules and conventions.
浪漫主义运动：起源于18世纪末期欧洲的一种对大自然有强烈的兴趣且注重个人情感和想象力的表达的艺术和知识上的运动，它与古典主义的观点和形式相悖并反对公认的社会制度和习俗
意象主义
A literary movement launched by British and American poets early in the 20th century in reaction against Victorian sentimentalism that advocated the use of free verse, common speech patterns, and clear concrete images.
意象主义：在20世纪早期由英美诗人发起的反对维多利亚式伤感主义的一场文学运动，主张使用自由体、普通的语言模式和清晰具体的影象
现代主义
The deliberate departure from tradition and the use of innovative forms of expression that distinguish many styles in the arts and literature of the 20th century.
现代主义：与传统方式明显不同，使用创新表达方式的20世纪多种风格的文学艺术形式