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Jyutping sei3 daai6 sou1 sang1
Pinyin sì dà xū shēng

Definitions (CC-CEDICT)
  1. Four great beards of Beijing opera, namely: Ma Lianliang 馬連良|马连良, Tan Fuying 譚富英|谭富英, Yang Baosen 楊寶森|杨宝森, Xi Xiaobo 奚嘯伯|奚啸伯