In the scenario just described, the low-priority thread runs at high priority when lock contention occurs until the point in time that it releases the lock.

在刚刚描述的场景中，发生锁争用时低优先级的线程以高优先级运行，直至线程释放锁。

youdao

Oil prices have more than doubled from the low point they hit in the spring, but are still around half the all-time high of nearly $150 a barrel they reached in early summer last year.

比起今春的价格低谷，油价如今已涨了一倍多，但这仍只是去年初夏创纪录的每桶近150美元价格的一半左右。

youdao

Much of that value vanished in less than a year, as the index fell about 70% from last year's all-time high of 6124.04 to Thursday's low point of about 1802.

然而在不到一年的时间里，市值就损失大半，上证综合指数也从去年创出的6124.04点的历史高点下跌了约70%，一路下挫至周四的1802点低点。

youdao

In 2007, an all-time low point for the incidence of meningococcal disease, the CDC estimated that there were 1, 000 cases and 130 deaths nationally, compared with 2, 800 cases and 300 fatalities a decade earlier.

FORBES: Immunizing Bureaucrats Against Complacency

At the same time, some megacities in the low and middle-income world already seem to have reached a point of saturation.

FORBES: The World's Fastest-Growing Megacities

Representative MARILYN MUSGRAVE (Republican, Colorado): So it was a very low point for Republicans, the worst time since Watergate, and you really do a lot of soul-searching when you take a beating like that.

NPR: Conservatively Speaking, Things Look Bad