Androidアプリのためのエミュレータを使用すると、Androidのエミュレータに関連する情報を提供します。
Android Emulator's are a type of emulator/simulator applications which are designed and developed to help you run android like environment on your computer system by virtualizing a mobile device that runs on your computer or laptop.
It's means you can simply use all android application or games on your computers be it on a laptop or desktop with the help of these android emulators.