I practically live on the Web, and a lot of what I do here is learning related, But, of course, a lot of it really is not.

实际上，我靠网络生活，很多时候我在网上所做的事情与学习有关。但是，也有很大部分实际上无关。

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Rats fed diets high in saturated fat underperformed on tests of learning and memory, and humans who live on such diets seem to be at increased risk for dementia.

用高饱和脂肪食物喂养的大鼠在学习和记忆测验中表现不佳，而靠这种饮食为生的人似乎提高了患痴呆的风险。

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It was one thing to practice applying Dennis and Eckhardt's rules on a blackboard, but learning how the rules performed in live action was critical for confidence.

在黑板上学习丹尼斯和埃克哈特的原则是一回事，但是在实战中使用则需要信心。

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