流入物

例句：

1. 1. The river hasa significant inflow of freshwater fromthe mountains.
   这条河流从山上有大量的淡水流入。
2. 2. The city's sewage systemhandles a large inflow of wastewater daily.
   城市的污水处理系统每天处理大量的废水。
3. 3. The inflow of tourists has significantlyincreased the popularity of the tourist attraction.
   游客的流入显著提高了这个旅游景点的人气。