None of us had the knowledge with which to test its practical usefulness, but in our capacity for believing and hoping we were inferior to none.

我们都没有足够的知识来测试这架织布机的实际用途，但是我们对此的信任和期望，决不逊于任何人。

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As you'll see in the policy test examples supplied later in this article, policy inclusion is not universally supported at present. This limits the usefulness of this otherwise nice feature.

正如您在本文后面提供的策略测试示例中所看到的，策略包含目前不是普遍支持的，这限制了这个原本很出色的特性的使用。

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Some of the servers have large memory configurations which will give us the ability to test the usefulness of more memory.

有些服务器具有大型的内存配置，这让我们能够测试更多内存的效用。

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