“他们在海上迷失方向,任凭风和天气来摆布”英语怎么说?

问题描述:

“他们在海上迷失方向,任凭风和天气来摆布”英语怎么说?
句子中要用at the mercy of

They were at the mercy of wind and weather owing to the condition that they had lost directions in the sea.