词汇的发展流变从来都不能割裂地分析,随着时代的发展,社会的变迁,文化背景的多样化,一个词的意义也不断发生着变化。一个词汇所表达出来的意义原本也不是单一的,除了它的理性意义之外,还有着更多的联想意义,可以表达情感的褒贬,可以明确搭配的边界等等,社会变迁同样使得词汇的联想意义不断发生着改变,或丰富、或简练,甚至有时意义发生着完全相反的变化。本文打算从“先生”和“单身狗”两个词语入手,简要分析在时代的发展下,词汇的理性意义与联想意义发生了怎样的变化,它们之间的关系又是如何。 Vocabulary development rheology can never be divided analysis, with the development of the times, social changes, cultural diversity, the meaning of a word also constantly changing. The meaning that a word expresses originally is not single, besides its rational meaning, still has the more associative meaning, may express the emotion the praise and disagreement, the definite collocation boundary and so on, the social change also makes the word association Meaning changes constantly, or enriched, or concisely, and sometimes even the opposite of meaning changes. This article intends to start with the words “sir” and “single dog”, and briefly analyze how the rational meaning of words and associative meanings have changed under the development of the times and how the relationship between them has been.