一物降一物

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

Character by character

• 一(yī)one
• 物(wù)thing
• 降(xiáng)surrender
• 一(yī)one
• 物(wù)thing