英语高手进!帮我把这段文字翻译成英语好吗?急

He has finally got the big malin fish,but the fish was too big that pulled his boad for 3 days and exhausted.The fish was killed and tied up on the side.On the way back it's always attacted by sharks.At the end back to the harbor,there's only some fish head and tail and one backbone.

He snared to ascend a big marlin finally, but this fish is really too big, dragging along his boat's on the water three genius utterly exhausteds, was killed by him to bind at part, is assaulted by shark again and again in return the distance, remain a fish head fish tail and a spine just while returning to harbor finally.

老人与海...自己找原文啦.下面的将就用
He finally catched a big marlin, but the fish is so big that dragged his boat at sea for three days and then fatigued. He killed it and tied it on one side and on the trip ho...

at last , a big marlin swallowed the bait , but, the fish is so big that it dragged his boat for three days before it's totally exhausted.
then,he killed it and trussed it up to the boat side.