问在不创建表的情况下映射具有id和集合的类

EN

public class CarService
{
    public Guid CarId { get; set; }

    public ICollection<Service> Services { get; protected set; }

    public void Add(Service service)
    {
        if (this.Services.Any(s => s.Type == service.Type))
        {
            throw new Exception("service type already added");
        }

        this.Services.Add(service);
    }
}

public class Service
{
    public Guid ServiceId { get; set; }

    public ServiceType Type { get; set; }

    public string Prop2 { get; set; }

    ...
}

| CHILD    |
|----------|
| ChildId  |
| ParentId | 
| Prop1    |
| Prop2    |
| ...      |
|----------|