秋蝉

例句：

1. 1. The autumn symphony is filled with the melodious chirps of the cicadas.
   秋天的交响乐充满了知了的悦耳鸣叫。
2. 2. The nocturnal cicadas are a common sight in the summer evenings.
   夏夜的夜蛾是常见的景象。
3. 3. The cicadas' song is a reminder of the changing seasons.
   知了的歌声提醒我们季节的变化。