Stumbled
v. （不顺畅地）说( stumble的过去式和过去分词 ); 跌跌撞撞地走; 绊脚; （说话、演奏等）出错
🗣️ 情景例句
My paper work will wait.
文书工作可以缓一缓。
I usually feel timid in the presence of very bright people.
站在聪明人面前，我感到羞怯。
I'm afraid the item you substituted didn't work.
你这代替品恐怕不能用。