名词
中文翻译：呼叫费率
同义词：
['call rate', 'call cost', 'call charge例句：1. The company has increased its calling rates to reflect the rising costs of providing international calls.（该公司已提高其呼叫费率，以反映提供国际呼叫的成本上升。）2. The new phone plan offers a lower calling rate for long-distance calls.（新电话计划为长途电话提供了较低的费率。）']
例句：
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1. The company has increased its calling rates to reflect the rising costs of providing international calls.
该公司已提高其呼叫费率，以反映提供国际呼叫的成本上升。
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2. The new phone plan offers a lower calling rate for long-distance calls.
新电话计划为长途电话提供了较低的费率。
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3.The government is considering raising the calling rates to help fund the infrastructure upgrades.
政府正在考虑提高呼叫费率，以资助基础设施升级。