In fact, when this feature is enabled, and the INSERT operation requires a new or reused block, DB2 will take an exclusive (x) lock on the block in order to add it to the target cell.

实际上，当该特性被启用，并且INSERT操作要求一个新的或重用的块时，DB 2将在块上采用一个独占的(X)锁，以便将它添加到目标单元。

youdao

Resource hijack — Sending messages that lock or reserve resources on the target server as part of a never-completed transaction.

资源劫持(hijack)——作为一项永远无法结束的事务的一部分，发送锁定或占用目标服务器资源的消息。

youdao

Its guidance software enables it to lock on to and follow a rapidly moving target.

它的导航软件使得它能够锁定或跟踪一个高速运动的目标。

youdao

Hoyos' software grabs many partial images and assembles them, allowing the system to process cases perhaps 20 times as fast and lock on a moving target.

FORBES: Magazine Article

This allows it to attach itself to an appropriate site on its target organelle, rather as a key fits a lock.

ECONOMIST: The 1999 Nobel prizes

But he was on target two minutes later from a penalty which saw Bath lock Peter Short sent to the sin bin for pulling back Blues number eight Xavier Rush off the ball.

BBC: Bath 6-14 Blues