have/gain/win an advantage over

1. 勝過
   A man who can think will always have an advantage over others.

   能動腦子的人總是會勝過別人。

have the advantage of

1. 單方面認識（某人）
   You have the advantage of me, I don't remember ever to have had the honor.

   對不起（你認識我是單方面的），我不記得以前見過您。

take advantage of

1. 利用
   He took advantage of the good weather to go for a walk.

   他趁著天氣好，出去散散步。

2. 欺騙；佔……的便宜
   He has always been taking advantage of me.

   他老是佔我的便宜。

• take advantage of
  
  1. make unfair use of for one's own benefit.
  2. dated seduce.
  3. make good use of the opportunities offered by.
• to advantage
  in a way which displays or uses the best aspects.