名词
中文翻译：Unknown
同义词：
['main position', 'chief position', 'top-level position']
例句：
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1. The principal post is responsible for the overall management of the school.
主要职位负责学校的整体管理。
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2. He has held several principal posts in his career.
在他的职业生涯中，他担任过几个主要职位。
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3. She applied for a principal post at the local university.
她申请了当地大学的主职岗位。