idea
/aɪˈdɪə/
n.
一句话记住
想法；主意；观念
释义与例句
n.
想法；主意；观念
a thought, plan, opinion, or suggestion that comes into your mind
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She had an idea for reducing waste in the office.
她想到了一个减少办公室浪费的主意。
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The idea of studying abroad appeals to many students.
出国留学的想法吸引了许多学生。
展开其余 1 条例句
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His ideas about education have changed over time.
他的教育观念随着时间发生了变化。
词源与构词
记忆钩子
idea 是可数名词；“不知道”常说 have no idea，后接 wh- 从句时不用 of。
词族与关联词
词族（同一词根派生出的不同词性或形式）
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ideal 理想的；理想可作形容词或名词，与 idea 拼写相近，但表示理想的标准或状态。
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idealise 把……理想化动词，指把某人或某事想象得比实际更完美。
同义词
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thought 想法；思考idea 常指较明确的主意、计划或观念；thought 可指脑中闪过的想法，也可指思考过程或思想体系。The thought of moving to a new city made her nervous. 想到要搬去一座新城市，她感到紧张。
易混词（形近或义近，注意区别）
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opinion 意见；看法idea 泛指想法或主意；opinion 特指个人对某事的判断或看法，未必有事实依据。Everyone was asked to give an opinion on the proposal. 每个人都被要求对这项提案发表意见。
常见搭配
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a good idea 好主意It would be a good idea to book your tickets early. 提早订票会是个好主意。
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have no idea 不知道；完全不了解I have no idea why the meeting was cancelled. 我不知道会议为什么取消了。