idea,opinion,thought有什麽区别

opinion：意见，看法，主张。指某人对客观事物的认识和看法，有十分肯定的意味。 What's your opinion?

thought：想法，见解，思考，思维。指通过思考，推理对事物所得出的全面系统的看法，不是凭想象所得出的结论。 I have given up the thought.

idea：主意，想法。指在日常生活中或在学术领域中理解，推理，幻想所产生的念头。any good ideal?

idea,
n.
Something, such as a thought or conception, that potentially or actually exists in the mind as a product of mental activity.
思想，概念思想活动的产物，它是存在或潜伏于大脑中的想法或概念
An opinion, a conviction, or a principle:
观点、信念或原则：
has some strange political ideas.
有一些怪异的政治主张
A plan, scheme, or method.
计划、企图或方法
The gist of a specific situation; significance:
要旨，要领特定条件下的妙方；重要性：
The idea is to finish the project on time and under budget.
要点是准时完成计划并且不超出预算
A notion; a fancy.
想法；猜想
Music
【音乐】
A theme or motif.
话题，主题
Philosophy
【哲学】
In the philosophy of Plato, an archetype of which a corresponding being in phenomenal reality is an imperfect replica.
理