These technologies trade pure application performance for secondary concerns, such as programmer efficiency or system flexibility.

这些技术会改进程序性能并使原本一些次要的领域得到关注，例如性能效率或者系统的灵活性。

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For instance, what if many of the women allegedly denied promotions were secondary household breadwinners who didn't have the flexibility to work longer hours or switch stores, tasks that are routine for retail store managers?

FORBES: Magazine Article

Can it be that ministers have taken fright at the flexibility it introduced the new curriculum for the early secondary years?

BBC: ANALYSIS