米ㄇㄧˇmǐ已ㄧˇyǐ成ㄔㄥˊchéng炊ㄔㄨㄟchuī

  1. 比喻已成事實，無法改變。如：「他們現在都米已成炊，只好接受這個事實。」似木已成舟

英lit. the rice has already been cooked (idiom)​, fig. what is done cannot be undone