upriver

1. ADV Something that is moving upriver is moving towards the source of a river, from a point down the river. Something that is upriver is towards the source of a river. 朝上遊地

Heavy goods could be brought upriver in barges. 沉重的貨物可由駁船朝上遊運送。

2. ADJ Upriver is also an adjective. 朝上遊的[ADJ n]

...an upriver trip in Central Africa. ...在中非的一次沿河而上的旅行。