名词
中文翻译：年级提升
同义词：
['grade increase', 'grade advancement', 'level rise']
例句：
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1. The student's grade elevation is a testament to his hard work and dedication.
学生的年级提升证明了他的努力和奉献。
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2. As the economy improved, many people experienced a grade elevation in their job security.
随着经济的改善，许多人在工作安全方面经历了一个级别的提升。
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3. The company's performance has been steadily rising, showing a grade elevation in its competitiveness.
公司的绩效稳步上升，显示出其竞争力的提升。