好狗贝克的宽阔胸怀加拿大北海岸是一片冰雪世界。这天,当地医生葛林费尔突然发现信鸽雷西亚飞回来了,他从雷西亚脚下解下一封信,那是一个危重病人的家属写来的。病人在60多公里外的一个小镇上。在这个冰天雪地的世界,狗拉雪橇是最好的交通工具。他拿起药箱,奔出屋子。屋外的4条大狗一见到主人,马上摇头摆尾地围上来。“贝克、汉 Baker Beckham’s broad mind Canada’s northern coast is a world of ice and snow. On this day, the local doctor Greenlin suddenly found the carrier pigeon Regia flew back, he received a letter from the back of Regia, it was written by a critically ill relatives. The patient is in a small town more than 60 kilometers away. In this world of ice and snow, dog sledding is the best means of transport. He picked up the medicine chest and ran out of the room. When the four big dogs outside saw the owner, they immediately shook their heads and wagged. ”Baker, Han