| 单词 | theory |
| 释义 | theory n 1 [C] set of reasoned ideas intended to explain facts or events 学说; 理论 Darwin´s theory of evolution 达尔文的进化论. 2 [C] opinion or supposition, not necessarily based on reasoning 意见, 揣测（未必基於推理的） He has a theory that wearing hats makes men go bald. 他有个看法是男人戴帽子就会秃顶. 3 [U] ideas or suppositions in general (contrasted with practice) 想法, 设想（与实践相对） It sounds fine in theory, but will it work? 道理是不错, 但能否行得通? In theory, three things could happen, ie there are three possibilities. 推测起来, 有三种可能性. 4 [C, U] (statement of the) principles on which a subject is based 原理; 原则; 论述 studying music theory 学习乐理. |
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