基本解释[数学]命题联结词英汉例句双语例句Connectives are one of the most usual inter-sentential connective devices, and their basic function is to realize connection between language units.连接词是最为常见的句际连接手段之一，其基本功能是实现语言单位之间的连接。sentential connective更多例句专业释义数学命题联结词