比肩繼踵（比肩繼踵）　

◎ 比肩繼踵 bǐjiān-jìzhǒng

[cheek-to-jaw;be crowded closely together;crowd against one another;walk shoulder to shoulder and follow in the footsteps of one another] 肩并肩,腳尖接腳跟,形容人多擁擠

齊之 臨淄三百閭,張袂成陰,揮汗成雨,比肩繼踵而在,何為無人?——《晏子春秋·雜下》