idea, concept, conception, thought, notion, impression

opinion, view, sentiment, idea

名詞 idea:

1. the content of cognition; the main thing you are thinking about
   同義詞：thought
2. a personal view
3. an approximate calculation of quantity or degree or worth
   同義詞：estimate, estimation, approximation
4. your intention; what you intend to do
   同義詞：mind
5. (music) melodic subject of a musical composition
   同義詞：theme, melodic theme, musical theme

1. That's an idea.
   那是個(gè)好主意。
2. The idea of the game is to get all your pieces to the other side of the board.
   這個(gè)游戲的目標(biāo)是要把所有的棋子全走到棋盤的另一邊。
3. It's my idea to hold the party outside the house.
   在戶外聚會是我的主意。
4. He has some pretty strange political ideas.
   他有一些很奇怪的政治信念。
5. You have no idea how worried I was.
   你想像不出來我有多么擔(dān)心。

i.de.a

n.（名詞）
Something, such as a thought or conception, that potentially or actually exists in the mind as a product of mental activity.
思想，概念：思想活動(dòng)的產(chǎn)物，它是存在或潛伏于大腦中的想法或概念
An opinion, a conviction, or a principle:
觀點(diǎn)、信念或原則：
例句：
has some strange political ideas.
有一些怪異的政治主張

A plan, scheme, or method.
計(jì)劃、企圖或方法
The gist of a specific situation; significance:
要旨，要領(lǐng)：特定條件下的妙方；重要性：
例句：
The idea is to finish the project on time and under budget.
要點(diǎn)是準(zhǔn)時(shí)完成計(jì)劃并且不超出預(yù)算

A notion; a fancy.
想法；猜想
Music A theme or motif.
【音樂】 話題，主題
Philosophy
【哲學(xué)】
In the philosophy of Plato, an archetype of which a corresponding being in phenomenal reality is an imperfect replica.
理念：柏拉圖哲學(xué)中的一種原型，它在現(xiàn)實(shí)物質(zhì)世界中有一個(gè)并不完美的復(fù)制品
In the philosophy of Kant, a concept of reason that is transcendent but nonempirical.
純粹理性概念：康德哲學(xué)中的一個(gè)超驗(yàn)的，非經(jīng)驗(yàn)的理性概念
In the philosophy of Hegel, absolute truth; the complete and ultimate product of reason.
絕對真理：黑格爾哲學(xué)中的絕對真理；完整的和最終的理性產(chǎn)物
Obsolete A mental image of something remembered.
【廢語】 物像：記憶中的事物在腦海中的影象

來源：
Middle English
中古英語
from Latin
源自 拉丁語
from Greek * see weid-
源自 希臘語 *參見 weid-

【引伸】
ide.aless
adj.（形容詞）
<參考詞匯><同義詞>idea,thought,notion,concept,conceptionThese nouns refer to what is formed or represented in the mind as the product of mental activity.
這些名詞都是指腦力活動(dòng)后在腦海中出現(xiàn)的表像。
Idea has the widest range:
Idea 一詞詞意最為廣泛：
例句：
Fruit is not her idea of a dessert.
水果不是她所想要的甜點(diǎn)。

例句：
Don`t get any ideas about revenge.
不要想著報(bào)仇。

例句：
.Human history is in essence a history of ideas. (H.G. Wells).
.人類歷史本質(zhì)上是一部思想史. (H·G·威爾斯）。

Thought is applied to what is distinctively intellectualand thus especially to what is produced by contemplation and reasoningas distinguished from mere perceiving, feeling, or willing:
Thought 一詞是指明顯的智力活動(dòng)，特別是指經(jīng)過思考和推理后得出的結(jié)論，與單純的觀察、感覺或愿望不同：
例句：
Quiet—she`s trying to collect her thoughts.
靜悄悄地--她正努力集中著自己的思想。

例句：
I have no thought of going to Europe.
我不想去歐洲。

例句：
.Language is the dress of thought. (Samuel Johnson).
.語言是思想的外衣. （薩繆爾·約翰遜）。

Notion often refers to a vague, general, or even fanciful idea:
Notion 一般指模糊的、籠統(tǒng)的甚至是荒謬的想法：
例句：
.She certainly has some notion of drawing. (Rudyard Kipling).
.她對繪畫當(dāng)然有些了解. （拉第爾德·吉卜林）。

Concept andconception are applied to mental formulations on a broad scale:
Concept 和conception 用于大范圍內(nèi)的成形的思想：
例句：
He seems to have absolutely no concept of time.
他看起來根本沒有時(shí)間觀念。

例句：
.Every succeeding scientific discovery makes greater nonsense of old-time conceptions of sovereignty. (Anthony Eden).
.每一次成功的科學(xué)發(fā)現(xiàn)都使以前牢不可破的傳統(tǒng)觀念變得更為一文不值. （安東尼·伊頓）