在河邊用by還是beside

用by

by the river

在河邊

我們在河邊享受了一天垂釣之樂。

We enjoyed a day's fishing by the river.

2

我們在河邊閒逛了一整天。

We spent the day messing around on the river.

3

孩子們在河邊玩耍時，其中一個突然落水了。

The kids were playing by the river and one of them fell in.