名词中文翻译1
中文翻译：Unknown
同义词：
['ratio', 'fraction', 'proportion']
例句：
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1. The company's sales increased by 5% compared to last year.
该公司的销售额与去年相比增长了5%。
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2. The cost of the project is 30% higher than expected.
该项目的成本比预期高出30%。
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3. The percentage of students who passed the exam was 80%.
通过考试的学生占学生总数的80%。