[{"_id":NumberLong(861),"Name":"李四","Number":"030404","Answers":{"ModuleItems":[{"ModuleType":NumberInt(1),"AnswerListItems":[{"ModuleItemId":"111","SRUrl":"https://file-public-ashermed.oss-cn-shanghai.aliyuncs.com/XXX.mp3","ModuleItemState":NumberInt(0),"TestType":NumberInt(2),"AnswerItems":[{"_id":"222","Answer":"some questions1","AnswerState":NumberInt(0)},]},{"ModuleItemId":"444","SRUrl":"https://file-public-ashermed.oss-cn-shanghai.aliyuncs.com/XXXX.mp3","ModuleItemState":NumberInt(0),"TestType":NumberInt(2),"AnswerItems":[{"_id":"666","Answer":"","AnswerState":NumberInt(1)},]},],"LastModuleItemId":"666"},{"ModuleType":NumberInt(2),"AnswerListItems":[],"LastModuleItemId":"2555"},],"TotalScore":"79分"},"VisitRecordState":NumberInt(2),}]

db.collection.update({_id:NumberLong(861)},{$set:{"Answers.ModuleItems.$[mi].AnswerListItems.$[ali].SRUrl":"NEW SRUrl"}},{arrayFilters:[{"mi.ModuleType":1},{"ali.ModuleItemId":"444"}]})