在处理签出时，我选择使用两个事件而不是一个，这样可以防止发生双命令。
I might choose to use two events instead of one while processing a checkout to prevent double orders.
这次测试是在一个Windows XP双核笔记本计算机上执行的，使用DB 2 V 9.1代码库，模拟几个只由connect语句组成的DB 2命令行处理程序作业流。
This test was performed on a Windows XP dual-core laptop, using DB2 V9.1 code base, simulating several DB2 command line processor job streams that consisted exclusively of connect statements.
它讨厌总得抬头看别人，于是命令御用鞋匠给他坐了一双鞋跟加高的鞋。很快，越来越多的男人和女人页开始穿这种高跟鞋。
Tired of having to look up to other people, he ordered the royal cobbler to make him a pair of shoes with extra-high heels, and soon, both men and women were wearing them.
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