一人行一步 (jat1 jan4 hang4*haang4 jat1 bou6) — to take a step each; each person playing their part to contribute [written and colloquial] in Cantonese
jatˉ¹一janˎ₄人hang4*haang4行jatˉ¹一bouˍ₆步Mandarin Pinyin: yi1 ren2 xing2 yi1 bu4
Meaning of 一人行一步
nounto take a step each; each person playing their part to contribute [written and colloquial]