Then they got out their boat from the boat-house , sculled down the river home , and at a very late hour sat down to supper in their own cosy riverside parlour , to the rat 's great joy and contentment .

然后，他们从船坞里划出自己的小船，划到河下游的家中，很晚很晚，才在自己那舒适的临河的客厅里坐下来吃晚饭。这时，河鼠才深深感到舒心快慰。