词典释义：
a thought or suggestion as to a possible course of action
想法，主意，念头
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they don't think it's a very good idea .他们觉得这不是个好主意。
[in sing.]a concept or mental impression
概念，印象
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our menu list will give you some idea of how interesting a low-fat diet can be .我们的菜单会让你知道低脂肪食谱可以有多大吸引力。
an opinion or belief
看法，观念；<Italic>nineteenth-century ideas about drinking</Italic>.１９世纪有关饮酒的观念。
[in sing.]a feeling that something is probable or possible
猜想，猜测
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he had an idea that she must feel the same .他有种猜测，觉得她一定有同感。
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目标，目的
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I took a job with the idea of getting some money together .我找了份工作，目的是攒下点钱。
【哲】 （柏拉图哲学）理念（一种永存模式，在此模式内任何类别中的单个事物皆为有缺陷的摹本）。
(in Kantian thought)a concept of pure reason, not empirically based in experience
（康德哲学）（非经验性的）理念，观念。
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get （或give someone ）ideas informal become （or make someone） ambitious, big-headed, or tempted to do something against someone else's will, especially make a sexual advance 〈非正式〉 （使）产生野心；（使）变得自负；引诱某人做违背意愿的事（尤指提出性要求）MacDougall began to get ideas above his station . 麦克杜格尔开始有了超出自己地位的野心 -
have （got ）no idea informal not know at all 〈非 正式〉 一无所知，完全不知道she had no idea where she was going . 她完全不知道自己要去哪里 -
not someone's idea of informal not what someone regards as 〈非 正式〉 并非如某人所想it's not my idea of a happy ending . 这并非我以为的大团圆结局 -
put ideas into someone's head suggest ambitions or thoughts that a person would not otherwise have had 使某人生奢望，令某人作他想 -
that's an idea informal that suggestion or proposal is worth considering. 〈非正式〉 这主意（或建议）不错 -
that's the idea informal used to confirm to someone that they have understood something or they are doing something correctly 〈非 正式〉 对了，就是这样‘A sort of bodyguard?’ ‘That's the idea. ’ “是保镖什么的吗？”“对了 -
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the very idea! informal an exclamation of disapproval or disagreement 〈非 正式〉 不行！没门儿！错！
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have no idea 一无所知；完全不知道
真题例句：
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the idea of …的想法
真题例句：
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Good idea. 好主意
真题例句：
"late Middle English （in sense 3）： via Latin from Greek
