Because of the long history of the platform, many mainframe experts are nearing retirement.
Because of the long history of the platform, many mainframe experts are nearing retirement.
由于平台过于古老，很多大型机专家都已几近退休。
Because of the long history of the platform, many mainframe experts are nearing retirement.
由于平台过于古老，很多大型机专家都已几近退休。