广南出土的古铜鼓上饰有鹭鸟纹。鹭鸟们睁着圆圆的眼睛，伸着长长的脖子，扇动着双翅，张开扇形尾巴，围绕太阳纹环形飞翔。古往今来，考究这一鼓饰的文化底蕴，一直成为铜鼓学家研究的课题之一。有人说，鹭鸟是最守秩序的，饰鼓以鹭，就是要人们永不忘奴隶制的等级观念。清人 Guangnan unearthed bronze drum decorated with a heron bird pattern. Herons with their wide-eyed eyes stretched out their long necks, flapping their wings, opening their fan-shaped tails and flying around the sun. Throughout the ages, studying the cultural details of this drum decoration has always been one of the topics studied by bronze drummers. Some people say that the egrets are the most orderly ones, and the order of drums and herons is that people should never forget the concept of slavery. Qing people