happen upon
参考词典中happen upon的常规释义：
基本释义
- 碰巧碰上[发现]
英英解释
1个动词解释
- find unexpectedly
[同] come across, come upon, discover, fall upon, happen upon, attain, light upon, strike, chance on, chance upon
[例]- the archeologists chanced upon an old tomb
- she struck a goldmine
- The hikers finally struck the main path to the lake
点击查看……- find unexpectedly
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