locking

基本解释

However, database locking in and of itself may not be sufficient.
但是，仅仅依靠数据库本身的锁定是不够的。
That is, you make sure that only one thread at a time can access a certain data structure by locking and unlocking it.
这就是说，通过线程的锁定和解锁，对于某一数据结构，确保某一时刻只能有一个线程能够访问它。
If your program is implemented as a number of related programs, put the locking code in all of them, or better yet, put it in a shared module.
如果您的程序实现为许多相关联的程序组件，那么可以将锁定代码放在所有组件中，但更好的方法是将它放在一个共享模块中。

"So it's closing the door on innovation by locking in a national,uniform bureaucratic system.
The U.S.and EU have economic sanctions against Burma for suppressing democracy and locking up Aung San Suu Kyi along with more than 2,000 other political prisoners.

The detachable cord is handy, but there's no locking mechanism to keep it in place.
ENGADGET: blogger-avatar

When you lock something such as a door, drawer, or case, you fasten it, usually with a key, so that other people cannot open it.
The lock on something such as a door or a drawer is the device which is used to keep it shut and prevent other people from opening it. Locks are opened with a key.
If you lock something or someone in a place, room, or container, you put them there and fasten the lock.
If you lock something in a particular position, or if it locks there, it is held or fitted firmly in that position.
On a canal or river, a lock is a place where walls have been built with gates at each end so that boats can move to a higher or lower section of the canal or river, by gradually changing the water level inside the gates.
A lock of hair is a small bunch of hairs on your head that grow together and curl or curve in the same direction.

船闸
Results show that the improved proposals can effectively lower the raised level of reversed head at No.2 lock.
结果表明，在两线船闸运行的情况下，改进方案能有效地降低二线船闸反向水头的壅高。
阻塞