1. 结论;推论
    When you come to a conclusion, you decide that something is true after you have thought about it carefully and have considered all the relevant facts.

conclusion的翻译

    e.g. Over the years I've come to the conclusion that she's a very great musician...
           这些年来，我得出的结论是她是一位非常伟大的音乐家。
    e.g. I have tried to give some idea of how I feel — other people will no doubt draw their own conclusions.
           我试着说了一些我的感受，其他人无疑会有他们自己的结论。

2. 结束;末尾
    The conclusion of something is its ending.

    e.g. At the conclusion of the programme, I asked the children if they had any questions they wanted to ask me.
           节目结束的时候，我问孩子们有没有问题想问我。

3. 缔结;签订
    The conclusion of a treaty or a business deal is the act of arranging it or agreeing it.

    e.g. ...the expected conclusion of a free-trade agreement between Mexico and the United States.
           墨西哥与美国之间自由贸易协定的如期签订

4. 必然会发生的事;事先料定的结局
    You can refer to something that seems certain to happen as a foregone conclusion .

    e.g. It was a foregone conclusion that I would end up in the same business as him...
           早已注定我最终会和他干同一行。
    e.g. The championship result was almost a foregone conclusion.
           锦标赛的结果差不多在意料之中。

5. 最后;总而言之
    You say 'in conclusion' to indicate that what you are about to say is the last thing that you want to say.

conclusion

    e.g. In conclusion, walking is a cheap, safe, enjoyable and readily available form of exercise.
           总而言之，散步是一种廉价、安全、愉快的锻炼方式，而且随时随地都可以进行。

6. 匆忙地下判断;草率地下结论
    If you say that someone jumps to a conclusion, you are critical of them because they decide too quickly that something is true, when they do not know all the facts.

    e.g. I didn't want her to jump to the conclusion that the divorce was in any way her fault...
           我不想让她草率地断定离婚完全是她的错。
    e.g. Forgive me. I shouldn't be jumping to conclusions.
           原谅我，我不该草率地下结论。