(每日一词) blunder

Blunder /ˈblʌndə/ n. 愚蠢错误; v. 犯愚蠢错误; 跌跌撞撞地走

词源: blund- 同blind

后缀: -er 名词后缀

e.g. It was a simple blunder, but it had serious consequences. 这只是个简单的失误，但却带来了严重的后果。