stumble across

US 
UK 
  • un.踌躇地转着;偶然发现
  • Web无意中发现
Simple Present:stumbles across  Present Participle:stumbling across  Past Tense:stumbled across  
un.
1.
踌躇地转着
2.
碰上,偶然发现

Sample Sentence

Definition:
Category:AllAll,OralOral,WrittenWritten,TitleTitle,TechnicalTechnical
Source:AllAll,DictionaryDictionary,WebWeb
Difficulty:AllAll,EasyEasy,MiddleMiddle,HardHard