一、说明从句的概念说明从句,顾名思义,是从属句,不是主句;说明或揭示主句中某词或某词组,使其涵意得到具体化。带有说明从句的主从复合句,其特点是在结构上主句与从句是不可分割的统一整体;没有从句,主句在语义上就不能独立表达完整的意思. First, explain the concept of clause Clause, as the name suggests, is the subordinate sentence, not the main sentence; explain or reveal the main clause of a word or a phrase, so that meaning has been embodied. The main clause and the complex sentence with the explanation clause are characterized by the integral whole of the main clause and the subordinate clause in the structure. Without the subordinate clause, the main sentence can not semantically express the complete meaning independently.