along

[英][əˈlɔŋ]

解释：

adv.成一行的，纵长的；沿着

例句:

The young man led Mark Ryle along a corridor.

那个年轻人领着马克·赖尔沿走廊而去。

I looked along the length of the building.

我的视线掠过整幢大楼。