This short sentence means that the title can arouse benefits, vivid images, attract readers and other benefits.
1. Cause whistling: This title evokes the whistling of people’s fond memories of childhood. The willow whistle is a sound that many people may have experienced in childhood, and it is easy to arouse readers. The emotion screams.
2. Vivid image: The "willow whistle" in the title is vivid, which immediately reminds people of spring scenes and childhood memories, making the theme of the article more vivid.
3. Attract readers: This title can attract readers' attention and arouse readers' interest in reading through poetic expression.