名词
中文翻译：晋升交换
同义词：
['promotional exchange', 'promotion swap']
例句：
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1. The company is looking for a step-up exchange to fill the position.
公司正在寻找一个晋升交换来填补这个职位。
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2. During the promotion swap, employees were given additional training.
在晋升交换期间，员工接受了额外的培训。
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3. The new manager was promoted from within the company, which involved a step-up exchange.
新经理是从公司内部晋升的，这涉及到一个晋升交换。