verb [vi. 不及物动词] 跌跌撞撞地走，摸索；犯愚蠢的错误，出漏子；误入，不小心陷入（困境）
If you blunder, you make a stupid or careless mistake. 犯愚蠢错误 • No doubt I had blundered again. 不用说我又犯了个蠢错。
noun [抽象名词] 愚蠢的错误，疏忽
• I think he made a tactical blunder by announcing it so far ahead of time. 我认为他如此提早宣布消息是犯了战术上的错误。
