Iowan

例句：

1. 1.Iowan is known for its beautiful landscapes and friendly people.
   艾奥瓦州以其美丽的风景和友好的人们而闻名。
2. 2.The Iowan State Fair is a popular event in the state.
   艾奥瓦州博览会是该州一个受欢迎的活动。
3. 3.Many Iowan farmers grow crops like corn and soybeans.
   许多艾奥瓦州的农民种植玉米和大豆等作物。