名词
中文翻译：改进
同义词：
['enhancement', 'enhancement', "amelioration例句：1. The company's performance has shown significant improvement since the new management took over.（自从新管理层上任以来，公司的绩效有了显著的提高。）"]
例句：
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1. The company's performance has shown significant improvement since the new management took over.
自从新管理层上任以来，公司的绩效有了显著的提高。
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2. The teacher suggested that we should make more efforts to improve our English speaking skills.
老师建议我们应该更加努力地提高我们的英语口语能力。
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3.The project team is working on improving the efficiency of the production process.
项目团队正在致力于提高生产过程的效率。