1·Knowledge memorization takes the form of a category network, which serves as the basis of understanding polysemous categories.
知识的存储形式是范畴网络，范畴网络是理解多义范畴的基础。
2·It has been widely accepted by cognitive linguists that prepositions are polysemous and they form their own semantic networks.
认知语言学家普遍认为，多义的介词各自形成自身的语义网络。
3·Based on modern cognitive theories and former empirical studies, this thesis makes a tentative study on English polysemous common verbs.
本文结合现代认知语言学理论和前人实证研究对英语常见多义动词进行了试验研究。