sitting duck片語KK [ˋsɪtɪŋ dʌk] /ˈsɪtɪŋ dʌk/發音片語1活靶、易受攻擊的目標Without cover, the soldiers were sitting ducks in the open field.沒有掩護,士兵們在空地上就是活靶。2易受騙的人、好騙的對象Tourists who don't speak the language are sitting ducks for scammers.不會說當地語言的遊客很容易成為騙子下手的對象。