与此同时，会有一个或多个背景 GC 线程使用闲置周期完成余下的工作。

Meanwhile, one or more background GC threads will use idle cycles to get additional work done.

youdao

问题是在许过地方，地方规定限制使用发电机，大部分时间发电机处于闲置状态。

The problem is that in most places, local regulations limit the use of generators, so most of the time they're sitting idle.

youdao

如果对象池大小没有正确调优，许多未使用的对象实例最终会被闲置，耗尽内存而不产生任何价值。

If the pool size is not tuned correctly, many unused object instances can end up hanging around, using up memory without contributing value.

youdao