一物降一物 [－－－－－]

Jyutping jat1 mat6 hong4 jat1 mat6
Pinyin yī wù xiáng yī wù

Definitions (CC-CEDICT)
  1. lit. one object bests another object
  2. every item has a weakness (idiom)
  3. there is a rock to every scissor, a scissor to every paper, and a paper to every rock
Definitions (Wiktionary)
  1. phrase, idiomatic
    there is always one thing to conquer another; everything has its vanquisher
Definitions (Kaifangcidian)
  1. （沒有對應漢語詞彙）