高语一册第三单元《作家要铸炼语言》有句云：如果不加选择地按原样搬用，势必破坏民族语言的纯洁，倘使加工铸炼，却可以创造艺术语言的典范。这个复句是用两个假设关系组成的一个并列对比关系的复句，从反、正两个方面说明“铸炼语言”的重要意义：不铸炼语言，就有破坏性；? There is a saying in the third unit of Gao Yu’s book, “The Writer Wants to Sculpt Language.” If you use it indiscriminately, it will inevitably destroy the purity of the national language. If you make it through processing, you can create a model of artistic language. This complex sentence is a complex sentence of a side-by-side comparison consisting of two hypothetical relations. It explains the significance of “casting language” from both the opposite and the positive aspects: If you do not cast language, it is destructive;