1. 有利条件；有利因素；优势
    An advantage is something that puts you in a better position than other people.

    e.g. They are deliberately flouting the law in order to obtain an advantage over their competitors...
           他们为了和竞争对手抢夺先机而公然无视法律。
    e.g. A good crowd will be a definite advantage to me and the rest of the team.
           大批观众无疑将成为我和其他队员的一大优势。

2. 优势；有利地位
    Advantage is the state of being in a better position than others who are competing against you.

    e.g. Men have created a social and economic position of advantage for themselves over women.
           男性已经为自己创造了优于女性的社会和经济上的有利地位。

3. 好处；益处；优点
    An advantage is a way in which one thing is better than another.

    e.g. The great advantage of home-grown oranges is their magnificent flavour...
           家产柑橘的一大好处是口感极佳。
    e.g. This custom-built kitchen has many advantages over a standard one.
           这间定制的厨房与标准厨房相比存在诸多优点。

4. 利用
    If you take advantage of something, you make good use of it while you can.

advantage的近义词

    e.g. I intend to take full advantage of this trip to buy the things we need.
           我打算充分利用这次旅行来购买我们所需的物品。

5. 占…的便宜；欺骗；捉弄
    If someone takes advantage of you, they treat you unfairly for their own benefit, especially when you are trying to be kind or to help them.

    e.g. She took advantage of him even after they were divorced.
           甚至在他们离婚后，她还在占他的便宜。

6. （尤指转变不利情况使之）对…有利
    If you use or turn something to your advantage, you use it in order to benefit from it, especially when it might be expected to harm or damage you.

    e.g. The government have not been able to turn today's demonstration to their advantage.
           政府未能把今天的游行示威转为己用。

7. 最有利地；最有效地；使优点突出
    If something is shown to good advantage or to best advantage, it is shown in a way that reveals its best features.

    e.g. The walls were painted in muted tones to show the pictures to good advantage.
           墙面被漆成了淡色调，以突出照片。