behind the eight ball
处于被动或不利的位置；遇到困难或不利条件
口语·形容陷入困境或被动局面
英文释义
in a difficult situation; at a disadvantage; facing obstacles or challenges
例句
I missed the deadline, so now I'm really behind the eight ball on this project.
典故来源
源自台球游戏，八号球位于球桌中央时，若母球停在八号球后方，玩家将难以击球，从而处于劣势。