We use adverbials of place to describe:
Location
我们用地点状语形容位置:

We use prepositions to talk about where someone or something is.
我们用介词短语说明某人或某物所在的位置。

Examples:

He was standing by the table.

You’ll find it in the cupboard.

Sign your name here – at the bottom of the page.

Direction
形容方向

We use adverbials to talk about the direction where someone or something is moving.
我们用方位状语形容某人或某物正在移动的方向。

Examples:

Walk past the bank and keep going to the end of the street.

The car door is very small so it’s difficult to get into.

Distance
形容距离

We use adverbials to show how far things are:
我们用方位状语形容物体之间的距离。

Examples:

Birmingham is 250 kilometres from London.

We were in London. Birmingham was 250 kilometres away.