mongoDB 多重数组查询(AngularJS绑定显示 nodejs)

核心代码： js代码 var Lesson = Schema({ lessonName: String, intr: String, creTime: Date, sort: String, //分类 imgUrl: String, //封面地址 price: Number, teacher: String,//教师 subTitle:[{ lNo: Number, subLName: String, src: String, filtered: {type: Boolean, default: false} }] })