爛泥扶不上牆 làn ní fú bù shàng qiáng

DEFINITIONS

  1. useless (idiom)
  2. worthless
  3. inept

CHARACTERS

爛 làn rotten, spoiled, decayed
泥 ní mud, mire; earth, clay; plaster
扶 fú support, help; protect; hold on
不 bù no, not; un-; negative prefix
上 shàng top; superior, highest; go up, send up
牆 qiáng wall