该政策处理的是什么时候应用模型管理操作和规程（计时），多久进行一次（频率）。

This policy addresses concerns about when (timing) and how often (frequency) these model management practices and procedures are applied.

youdao

大多数的操作系统设计时都是让手机成为桌面电脑的附庸。

Most operating systems were written so the phones could serve as adjuncts to desktop PCs.

youdao

schedule 和 scheduleAtFixedRate 方法是不同的方法，因为这些操作的计时无法保证；像垃圾搜集这样的操作可能会造成任务推迟执行。

The schedule and scheduleAtFixedRate methods are different because the timings of these operations are not guaranteed; operations such as garbage collection might cause a task to be executed late.

youdao