覆水难收是一个汉语成语，覆指“pour”, 水是“water”, 难表示“hard to do or difficult”, 收指“retrieve”。
“覆水难收”字面意思指“倒在地上的水难以收回（spilled water cannot be gathered up again）”，常用来比喻事情已成定局、难以挽回，可以翻译为“What is done cannot be undone”。
- 吉尔很快就后悔告诉迈克她恨他，但她知道已经是覆水难收了。
Jill soon regretted telling Mike that she hated him, but she knew that what's done cannot be undone. - 没有人能拯救他们的婚姻，已经覆水难收了。
Nobody can save their marriage. What is lost is lost.
