名词短语
中文翻译：Unknown
同义词：
['two-tiered approach', 'dual approach', 'two-pronged approach例句：1. The company adopted a two-tier approach to its marketing strategy.（该公司采用了一种双层次的营销策略。）']
例句：
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1. The company adopted a two-tier approach to its marketing strategy.
该公司采用了一种双层次的营销策略。
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2.The project manager proposed a two-tier approach to address the issue.
项目经理提出了一种双层次的方法来解决这个问题。
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3. The new policy is designed to implement a two-tier approach to environmental protection.
新政策旨在实施一种双层次的环境保护方法。