youdao

A new object is allocated from the end of this cache without the need to grab the heap lock, so it is very efficient.

新对象是从这个高速缓存的末端分配的，而不必获取堆锁，因此效率非常高。

youdao

Since locks are used for interthread communication, it makes sense that taking out a lock would start a critical region and that releasing the lock would end the critical region.

既然锁定用于线程间通信，那么取消锁定会开启临界区，而释放锁定会结束临界区，这是行得通的。

youdao

To open a door fitted with the latest U.S. government-certified lock from high-end Swiss lock manufacturer Kaba, an employee must both enter a code up to eight digits long, then swipe a unique identity card coded to comply with a new standard that requires an extra layer of security, one designed to track individual staffers and make covert intrusion harder than ever.

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He moved on to the stage in London's West End, acting in shows including Lock Up Your Daughters and The Beggar's Opera.

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The fundamental reason for this tendency is tax sensitive investors (mostly individual retail investors) sell small-caps to lock in year-end tax losses, then reinvest their portfolio in the New Year.

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