n.
〈天主教〉万福马利亚
n.
圣母颂
n.
是指绝望的尝试某些可望不可及的事情，成功的机会非常渺小，常指祈祷一些奇迹的发生。
例句
There\'s nothing we can do now but go for the Hail Mary.
Football players call this a “Hail Mary” play - when a losing team in the last seconds of the game desperately tosses the ball forward, hoping to score.
