1. He was governor of Iowa in the late 1970s. 他是20世纪70年代末爱荷华州的州长。
2. In a recent speech in Iowa, he dismissed wind power as an unreliable energy source. 最近在爱荷华州的一次演讲中，他将风力发电视为一种不可靠的能源。
3. Fifty years ago this spring, we planted carrots together in a garden in Charles City, Iowa. 50年前的一个春天，我们在爱荷华州查尔斯市的一个花园里一起种植胡萝卜。
4. Hingson's organization purchased five machines and is now testing them in Maryland, Colorado, Iowa, California, and New York. 辛森所在的组织购买了5台机器，目前正在马里兰州、科罗拉多州、爱荷华州、加利福尼亚州和纽约州进行测试。
5. Few people have quietly changed the world for the better more than this rural lad from the midwestern state of Iowa in the United States. 相比这个来自美国中西部爱荷华州、悄悄改变了世界的乡村男孩，几乎没人能做得更多更好。
