The West Cowboy refers to a group of enthusiastic and fearless explorers in the vast land of the West in the United States from the 18th to the 19th century. In the history of the United States, they are pioneers in the development of the West. They are full of adventure and hard-working spirit, so they are called "heroes on horseback" by the Americans. 西部牛仔（West cowboy），是指18至19世纪的美国，在西部广袤的土地，一群热情无畏的开拓者。在美国历史上，他们是开发西部的先锋，他们富有冒险和吃苦耐劳精神，因此被美国人称为“马背上的英雄”。