鋤頭唔響番薯唔香 [锄头－响－－－－]

Jyutping co4 tau2 m4 hoeng2 faan1 syu2 m4 hoeng1
Pinyin chú tou wú xiǎng fān shǔ wú xiāng

Definitions (粵典–words.hk)
  1. 語句
    歇後語​，​指​唔​經過​辛苦​或者​努力​，​享受​唔​到​成果​；​有苦​有樂
    you reap what you sow