So how can caching be turned off in firefox ?

那怎样才能关掉firefox中的缓存呢？

The default configuration is setup to act as a caching server by default .

预设状态下默认是当作缓冲伺服器来配置安装的。

Caching comes with a cost .

使用缓存也是有代价的。

Caching is the perfect example of this .

缓存对这来说是一个很好的例子。

We 've only taken the first steps on polymorphic inline caching .

我们在多态内联缓存这项技术上刚刚迈出了第一步。