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| 单词 | ratio |
| 释义 |
ratio UK ['reɪ.ʃi.əʊ] US [-oʊ] (plural ratios) noun countable ADVANCED ■the relationship between two groups or amounts, which expresses how much bigger one is than the other 比；比例；比率 •The ratio of •The school is trying to improve its pupil-teacher ratio (= the number of teachers compared with the number of students).该校正大力优化其师生间的人数比例结构。 |
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