名词短语
中文翻译：速率组合
同义词：
['rate combination', 'rate combination system']
例句：
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1. The newdesign combines both functionality and aesthetics.
新设计结合了功能性和美观性。
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2.The team's success can be attributed to their effective rate combination.
团队的成功可以归因于他们有效的速率组合。
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3.The company has introduced a new rate combination that saves customers money on energy bills.
该公司推出了一种新的费率组合，使客户在能源账单上节省了钱。