ˇㄇㄚˇsǐmǎㄉㄤdāngㄏㄨㄛˊㄇㄚˇhuómǎ

死马当活马医
sǐmǎ dàng huómǎ yīㄙˇ ㄇㄚˇ ㄉㄤˋ ㄏㄨㄛˊ ㄇㄚˇ ㄧ
  1. 比喻絕望情況希望盡力挽救 如今情況與其坐以待斃不如死馬當活馬醫盡力搶救」。

lit. to give medicine to a dead horse (idiom)​; fig. to keep trying everything in a desperate situation