These dams have restricted the flow of the river downstream.这些堤坝限制了河水顺流而下。Communities downstream have been alerted.下游的社区已经接到了预警。We were rowing downstream towards the sea.我们划船顺流而下, 驶向大海。...a district called Lupitu, which ...
标出在Wh - 问句中,wouldyou和couldyou是如何被简化的?Note how would you and could you are reduced in Wh - questions.简化的理想模型可代替复杂的系统.The complicated system maybe represented by a simplified conceptual model.必须牢记这种简化的后果.These simplificati...