它也调用它的查询实现，同上面一样，您给它一个CSS选择器，它就返回一个元素集(如清单4所示)。
It also calls its implementation query and, as before, you give it a CSS selector and it gives you a collection (see Listing 4).
同上面的情况一样，写入进程彼此竞争使用通道。
As in the above case, writing processes compete with each other to use the channel.
如同上面所描述的一样，DOT架构在组织的三个层次上支配着变化。
As described above, the DOT Framework governs change at three organizational levels.
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