名词
中文翻译：四级水平
同义词：
['fourth level', 'four-tiered', 'four-tier system例句：1. The company has set a four-level hiring system to attract top talent.（该公司设立了四级招聘系统以吸引顶尖人才。）2. The curriculum is designed for students at four different levels.（课程设计为不同水平的学生们所准备。）']
例句：
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1. The company has set a four-level hiring system to attract top talent.
该公司设立了四级招聘系统以吸引顶尖人才。
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2. The curriculum is designed for students at four different levels.
课程设计为不同水平的学生们所准备。
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3. The organization uses a four-level approach to improve its efficiency.
该组织采用四级方法来提高其效率。