Having arguedthat meaning is now primarily a property of sentences, and only derivatively ofterms, Frege could then apply a distinction in meaning between the sense andreference of an expression.

证明了意义从根本上说是句子的性质（只是在派生的意义上它也属于词语）之后，弗雷格便可以对语言表达的意义作出涵义和指称的区分。