后阶段的英文:
downstream

downstream
是什么意思:
adv. 顺流而下;向(或在)下游方向
adj. 顺流而下的;向(或在)下游方向的
The logs are drifted downstream
to the mill.原木顺流漂到木材加工厂。
We had drifted downstream
.我们漂向了下游。
Communities downstream
have been alerted.下游的社区已经接到了预警。
No downstream
shutoff valves are allowed.不允许有下游关闭阀。
Small steam gash a lanes, to the downstream
.小火轮划开一条水线,向下游驶去。