idea

noun

1. an approximate calculation of quantity or degree or worth

e.g. an estimate of what it would cost
a rough idea how long it would take

Synonym: estimateestimationapproximation

2. the content of cognition
the main thing you are thinking about

e.g. it was not a good idea
the thought never entered my mind

Synonym: thought

3. a personal view

e.g. he has an idea that we don't like him

4. your intention
what you intend to do

e.g. he had in mind to see his old teacher
the idea of the game is to capture all the pieces

Synonym: mind

5. (music) melodic subject of a musical composition

e.g. the theme is announced in the first measures
the accompanist picked up the idea and elaborated it

Synonym: thememelodic thememusical theme

1. 计划;建议;提议
An idea is a plan, suggestion, or possible course of action.

e.g. It's a good idea to plan ahead...
提前做计划是个好主意。
e.g. I really like the idea of helping people...
我非常赞同帮助他人的提议。

2. 意见;看法;信念
An idea is an opinion or belief about what something is like or should be like.

e.g. Some of his ideas about democracy are entirely his own.
他关于民主的一些观点完全是他自己的创见。
e.g. ...the idea that reading too many books ruins your eyes...
读书过多损害眼睛的看法

3. 大致的情况;大致概念
If someone gives you an idea of something, they give you information about it without being very exact or giving a lot of detail.

e.g. This table will give you some idea of how levels of ability can be measured...
这张表格会让你大致了解能力水平可以怎样评估。
e.g. Could you give us an idea of the range of complaints you've been receiving?...
你能跟我们大致讲一下今年收到的投诉的范围吗？

4. (对…的)一定了解，些许的认识
If you have an idea of something, you know about it to some extent.

e.g. By the end of the week you will have a clear idea of what your eating habits are...
到这周末你便会清楚自己的饮食习惯了。
e.g. No one has any real idea how much the company will make next year.
没人真的知道该公司明年会赚多少钱。

5. 猜测;猜想
If you have an idea that something is the case, you think that it may be the case, although you are not certain.

e.g. I had an idea that he joined the army later, but I may be wrong.
我猜他后来参军了，但也可能我猜得不对。

6. 目标;目的
The idea of an action or activity is its aim or purpose.

e.g. The idea is to encourage people to get to know their neighbours.
其目的是促使人们结识邻居。

7. 打算;意图
If you have the idea of doing something, you intend to do it.

e.g. He sent for a number of books he admired with the idea of re-reading them...
他订购了一些自己喜欢的书，打算重新再读一遍。
e.g. I had to postpone ideas of a career and stay at home.
我不得不暂缓就业打算，呆在家里。

8. (表示强调)我不知道/我一点儿都不知道
You can use idea in expressions such as I've no idea or I haven't the faintest idea to emphasize that you do not know something.

e.g. 'Is she coming by coach?' — 'Well I've no idea.'
“她坐长途汽车来吗?”——“哦，我不知道。”
e.g. We haven't the faintest idea where he is.
我们根本不知道他在哪里。

9. 理解;懂得;明白
If someone gets the idea, they understand how to do something or they understand what you are telling them.

e.g. It isn't too difficult once you get the idea...
你一旦弄懂了，就不太难了。
e.g. You're beginning to get the idea.
你开始明白了。

10. (强调好或糟糕的程度)你都意想不到，你想象不出
You can say you have no idea to emphasize how good or bad something is.

e.g. We are both so happy, you have no idea...
你肯定想象不出来，我们俩都这么幸福。
e.g. You have no idea how depressed it made me.
你都想象不出这事令我多么沮丧。

1. idea的反义词

1. idea：internationional data encryption algorithm; 国际数据加密算法

2. idea：international data encryption algorithm; 国际数据加密算法（128位，苏黎世大学1992年开发）

3. idea：industrial design excellence awards; 年工业设计卓越奖

4. idea

4. idea：ideological and political education aim; 目的