一决雌雄

一決雌雄
yījuécíxióng
to have a showdown; to fight for mastery; to compete for a championship

CEDICT

to have a showdown to determine the victor

Wiktionary

互相较量以决定胜败、高下

維基詞典

Entry Composition

1 一 yī
  1. one
  2. single
  3. a (article)
  4. as soon as
  5. entire; whole; all; throughout
  6. "one" radical in Chinese characters (Kangxi radical 1)
  7. also pr. yāo for greater clarity when spelling out numbers digit by digit
2 决雌雄 juécíxióng to compete to see who is stronger; to fight it out