The classification of styles has no absolute bounds. The creation of literary works presents unique feature because of ambiguity of aesthetic aspect of style and obtains unexpected acceptable effect.

体裁的分类并没有一个绝对的界限，文学作品的创作往往由于体裁审美方面的模糊性而呈现独特的景观，获得意想不到的接受效果。

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Actually the kernel design in the recognition method based on discrete time - frequency representation is a problem of feature selection from the ambiguity functions to reduce feature dimension.

基于离散时频分布的信号识别方法，将时频核设计问题转化为以信号自模糊函数为原始特征的特征选择问题，以实现特征降维和信号识别。

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While exphasizing the exactness in the choice of words, we ll inevitably involve in another language feature ambiguity.

准确恰当，是应用文语言最基本的特征和要求。

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