Stumble across
偶然发现
🧩 词语组成解析
stumble
['stʌmbl]
vi. 跌跌撞撞地走，蹒跚;结巴;弄错，失足;偶然碰见;
n. 绊脚，失足;差错，失误;过失，失败;
🗣️ 情景例句
I remember when I used to be a Girl Scout.
我记得我还是一名女童子军的时候。
Thank you for your help.
谢谢您的帮助。
But this does not matter, for, as he has often remarked, one is never too old to learn.
但这没有关系，因为正如他常说的那样，人要活到老学到老。