使用双语或学习语言可以保持大脑功能，降低痴呆症的风险，同时“不用则废”理论也已经证明了其好处。

Being bilingual or learning languages preserves brain function and lowers the risk of dementia, and the "use it or lose it" theory also has proven benefits.

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中国大陆乡土文学创作的旺盛时期，语言与文体主要分为鲁迅风格与废名风格。

In the exuberant stage of the creation of the local literature on China's mainland, the language and literary styles were divided into Lu Xun's style and that of Fei Ming.

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语言学习的根本法则就是“用进废退”。

One fundamental rule of language learning is: "Use it, or lose it. ""

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