On the other hand, if the lock is held for a longer time, spinning is wasteful as the spinning thread consumes CPU without doing anything useful.

另一方面，如果锁被占有很长时间，那么自旋的线程只会消耗CPU而不做任何有用的工作，因此带来浪费。

youdao

In thefinal scene it appears to be spinning smoothly for a long time, he probably gaveit a lot of power.

在最后场景中，它平滑地旋转了很长一段时间，他可能给它很大一股劲儿。

youdao

This presents a problem for JVM implementers: if locks are only held for a short time, then spinning is more efficient; if locks are held for a long time, then suspension is more efficient.

这向JVM实现人员提出了一个问题：如果锁只被持有很短的时间，那么旋转会更有效率；如果锁持有很长时间，那么暂挂会更有效率。

youdao

Solid-state storage and memory technologies in general use less power than hard disk drives when they are active, and thus there can be power savings if some solid-state storage and memory can be used in a mixed storage technology environment in a way that reduces the spinning time of hard disk drives and thus decreases the power needs of a storage system.

FORBES: Pumping Iron and Keeping Cool

That's because even Lauer and his onscreen colleagues had a hard time spinning the day's news: NBC will be adding another hour to its three-hour broadcast.

FORBES: Magazine Article

If your laptop spends more time spinning Netflix hits from yesteryear than yomping around campus, you'll probably love these new offerings from ASUS. It's launching the 15.6-inch N55SF and 17.3-inch N75SF laptops -- depending on budget, you can select an Intel Core i3, i5 or i7 chip and a variety of displays that go up to 1920 x 1080 on the high-end units.

ENGADGET: ASUS N55SF, N75SF multimedia laptops are back... in piano black