因此，“遗留”在此上下文中并不是一个有效的术语，因为大型机系统是 IT 方面广为应用的设备，当前约占全球大型机上数据的 80% 或更多。

So, "legacy" is not really a valid term in this context, since mainframe systems are the workhorses of IT; current estimates place 80% or more of the world’s current data on mainframes.

youdao

作为井下无轨采矿方法主要设备的轮式无轨车辆，已在世界上许多国家的地下矿山广为应用。

As a major trackless equipment for underground mining, rubber-tired vehicle has been widely used in underground mines in many countries over the world.

youdao