Definition
Moving or situated in the direction of a river's current; towards the lower part of a river.
顯流而下
They paddled their canoes down the river.
他們划著獨木舟順流而下。
The factory's wastewater flowed down the river, polluting it.
工廠的廢水順流而下，污染了河流。
We hiked down the river for several miles before finding a suitable campsite.
我們沿著河流徒步了幾英里，才找到合適的營地。