go down:

下降；平静下来；传下去；被接受

This day will go down in history.

这一天将被记在历史上。

He got home before the sun went down.

太阳下山前他到了家。

The price of eggs has gone down.

蛋价下降了。

The wind has gone down a little.

风势已减弱了一些。

walk along:

散步；向前走；沿着…走

We went for a walk along the sand.

我们去沙滩上散了散步。