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
For a beginner, you're pretty good.
做为一个初学者，你已经做得很好了。
He that lives long suffers much.
长寿的人多忧患。
We were getting very worried.
我们都非常担心呢。