动词短语
中文翻译：偶然发现
同义词：
['meet by chance', 'come across例句：1. I chanced upon a book in the library that caught my interest.（我在图书馆偶然发现了一本吸引我兴趣的书。）']
例句：
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1. I chanced upon a book in the library that caught my interest.
我在图书馆偶然发现了一本吸引我兴趣的书。
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2.She chanced upon a lost puppy on the street and decided to help it.
她在街头偶然发现了一只迷路的小狗，决定帮助它。
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3. He chanced upon a friend he hadn't seen in years and they reconnected.
他偶然遇到了一位多年未见的朋友，并重新建立了联系。