移民离开法国后未能达成新的巡逻协议. Migrants left France after failing to reach a new patrol agreement.

移民离开法国, 因为未能达成关于海巡逻行动的新协议. Migrants have left France after failing to reach a new agreement on beach patrol operations. 协议的破裂导致移民离开. The breakdown of the deal led to the departure of the migrants.