《晋书·志·第六章》
三分损一，下生中吕；京房用三分益一，上生中吕。
三分损一，下生中吕；京房三分益一，上生中吕。
When a third is subtracted, the pitch Chung-lu is produced from below. When a third is added, the pitch Chung-lu is produced from above, according to Jing Fang.
<s>[INST] 对于下面每对文言文和现代汉语段落, 请创作一个能够体现核心信息的英语翻译: 文言文: 三分损一，下生中吕；京房三分益一，上生中吕。 现代汉语: 三分损一，下生中吕；京房用三分益一，上生中吕。 [/INST] When a third is subtracted, the pitch Chung-lu is produced from below. When a third is added, the pitch Chung-lu is produced from above, according to Jing Fang.</s>
对于下面每对文言文和现代汉语段落, 请创作一个能够体现核心信息的英语翻译: 文言文: 三分损一，下生中吕；京房三分益一，上生中吕。 现代汉语: 三分损一，下生中吕；京房用三分益一，上生中吕。
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When a third is subtracted, the pitch Chung-lu is produced from below. When a third is added, the pitch Chung-lu is produced from above, according to Jing Fang.
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