付諸東流

付诸东流
zhūdōngliú
wasted effort

CEDICT

  1. (figurative) to go in vain; to go down the drain; to be completely wasted
  2. to go in vain; to go down the drain; to be completely wasted

Wiktionary

比喻希望落空前功盡棄:「多年友情這樣付諸東流。」付之東流」。

重編國語辭典

Entry Composition