前衛（通常是左右前衛），和樓主說的左右中場應該是同一個位置。比如442裡面，中間那個4 的兩邊的就是左前衛和右前衛。邊鋒就是活躍在邊路的前鋒，所謂“鋒”，自然是用來摧城拔寨的，而“衛”則有了一層防守的意思。所以，前衛主要是負責中場的組織，並且佔有相當一部分防守的比重。

````````````````````中鋒`````````````````````````

``````左邊鋒 ```````````````````````` 右邊鋒```

`````````````````````````````````````````````````

```````````````````前腰``````````````````````````

``````左前衛 `````````````````右前衛````````````

````````````````````後腰`````````````````````````

`````左後衛 `````````````````````````````右後衛``

```````````````````中後衛````````````````````````

````````````````````門將````````````````````````

這基本是343陣型，不知道說明白沒？