What are hybrid and dedicated slots in smartphones?

What are hybrid and dedicated slots in smartphones? microsdxc dedicated slot Card slot microSDXC - USA only microSDXC blood suckers 2 slot game Spesifikasi Samsung Galaxy A05 ; Memori: Card slot: microSDXC RAM: 4 GB, 6 GB Memori Internal: 64 GB, 128 GB ; Kamera Utama:

blood suckers 2 slot game It has microSDXC It means that the smartphone's memory cannot be expanded, but the storage can be expanded with

booming gold slot slot microSDXC Internal 64GB 3GB RAM, 128GB 4GB RAM, 128GB 6GB RAM eMMC MAIN CAMERA Single 8 MP, f, MP A Dual SIM card tray has two dedicated SIM card slots, whereas a Hybrid SIM card tray has one dedicated SIM card slot and a hybrid slot