prairie sunflower

例句：

1. 1. The prairie sunflowers are a symbol of the American West.
   花田向日葵是美洲西部的象征。
2. 2.The field sunflowers were in full bloom, their yellow petals contrasting with the green grass.
   花田向日葵盛开着，黄色的花瓣与绿色的草地形成鲜明对比。
3. 3. The prairie sunflowers attract butterflies and hummingbirds to the area.
   花田向日葵吸引了蝴蝶和蜂鸟来到这个地区。