2/ The Unreal Engine is a cross-platform suite of game development tools, but you must set up the engine for every platform (other than PC) you want to support.
Unreal is the ideal choice for creating complex games with superb graphics and performance at scale.
2/Unreal Engine是一套跨平台的游戏开发工具，但你必须为你想要支持的每个平台（PC除外）设置引擎。
“虚幻”是制作复杂游戏的理想选择，其图形和性能都非常出色。