1.Motivation 分类:onomatopoeic motivation拟声理据, morphological motivation 形态理据 , semantic motivation语义理据, etymological motivation 词源理据. 2. Types of meaning:grammatical & lexical ; conceptual & associative (connotative, stylistic, affective , collocative ,) Associative meaning : 1) associative meaning is the secondary meaning supplemented to the conceptual meaning. 2)It differs from the conceptual meaning in that it is open-ended and indeterminated. 3)It is liable to the influence