很简单，每个服务器按照它们各自的工作负载环境颁发许可，当发生故障时，并发用户许可可以免费转移到仍在运行的机器上。
Quite simply, each server is licensed for their own respective workload environments, and when a falure occurs, the concurrent user licenses can be freely transferred to the surviving machine.
当你去挑选有机巧克力时，你需要确定他们不含有主要被用于可可生产的有机氯杀虫剂，因为它对你的身体有害。
If you go with organic chocolate, you can be assured that they don't contain organochlorine pesticides which are typically used in treating cocoa crops and are harmful to your health.
科学家们发现，一种叫做血管紧张素转换酶的酶类活性在志愿者服用可可三小时后降低了18%。
Scientists found ACE enzyme activity was reduced by 18 percent three hours after the cocoa dose.
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