琅琅上口 [－－－－]

Jyutping long4 long4 soeng5 hau2
Pinyin láng láng shàng kǒu

Definitions (粵典–words.hk)
  1. 動詞
    形容​對​詩文​相當​熟練​，​能夠​順口誦​讀​而​出
    to be able to read aloud fluently