网页stream noun [C] (SMALL RIVER) Add to word list. B1. water that flows naturally along a fixed route formed by a channel cut into rock or ground, usually at ground level. 小河,溪流. a mountain stream 山涧. underground streams 地下溪流. There's a bubbling stream that flows through their property. 一条汩汩的小溪流过他家的 ...