prep.

1. 沿著；順著
   I was driving my car along a muddy path.

   我沿著泥濘的小路開車。

ad.

1. 向前
   He sang loudly as he walked along.

   他邊向前走邊大聲唱著歌。

2. 一起；帶著[（+with）]
   Come along with us.

   跟我們一道去吧。

3. 來到；去到
   I'll be along in a minute.

   我一會兒就來。

prep.

adv.

1. moving in a constant direction on (a more or less horizontal surface).
2. used to refer to the making of progress.
3. extending in a more or less horizontal line on.
4. in or into company with others.