螢窗雪案 [萤－－－]

Jyutping jing4 coeng1 syut3 on3
Pinyin yíng chuāng xuě àn

Definitions (粵典–words.hk)
  1. 動詞
    喺​艱​苦​嘅​環​境​下​努力​讀書
    study under harsh conditions