Database
[{"dispatchTime":ISODate("2023-02-17"),"disposalTime":ISODate("2023-02-18")},{"dispatchTime":ISODate("2023-02-19"),"disposalTime":ISODate("2023-02-10")}]
Query
db.collection.find({$expr:{$and:[{$lte:["$disposalTime","$$NOW"]},{$gte:["$dispatchTime","$$NOW"]}]}})