俄语“Светает”类无人称句作为语法系统中的一个独立构式,其构式义是“存在一个由未知主体实施的行为导致的客观状态”。这一意义由转喻联接的“动作义”和“状态义”组成,并导致了一系列的句法后果:句子排斥主语、目的和动物第五格成分,且动词的形式变化固定而单一。 The Russian “Светает” class is an independent construct in the grammatical system, whose constructive meaning is that “there is an objective state caused by an act performed by an unknown subject.” This meaning consists of “action ” and “state ” of the metonymic conjunction and leads to a series of syntactic consequences: the sentence excludes the subject, the object and the fifth element of the animal, and the form of the verb is fixed And single.