这项尝试注定失败。
在测试注意力的研究中，显示有益的研究数量与未发现有益的研究数量完全相同。
Looking at studies that tested concentration, the number of studies showing a benefit was exactly the same as the number that found no benefit.
在IBM UDDI业务测试注册中心上注册为用户。
Registering as a user on the IBM UDDI Business Test registry.
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