ratio
[ˈreɪʃiəʊ]
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基本释义:n.比,比率
英英释义:the relationship between two groups or amounts , which expresses how much bigger one is than the other
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| 参考例句:
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- 1. The ratio of pupils to teachers was 30 to 1. 学生和老师的比率是30比1。
- 2. The ratio between the two sides is one to four. 双方人数对比是一对四。
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