bring a knife to a gunfight
缺乏必要準備或能力與強大的對手競爭
口語·形容準備不足或處于劣勢
英文釋義
to enter into a situation ill-prepared or at a disadvantage
例句
If you go to that negotiation without any data, you're bringing a knife to a gunfight.
典故來源
源自西部片或戰爭場景，用冷兵器對抗火器比喻實力懸殊的競爭。