动词
中文翻译：Unknown
同义词：
['enhance', 'improve', 'augment例句：1. The company is improvingits product line to meet market demands.（该公司正在改进其产品线以满足市场需求。）']
例句：
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1. The company is improvingits product line to meet market demands.
该公司正在改进其产品线以满足市场需求。
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2. The teacheris trying to improve his students' grades.
老师正试图提高学生们的成绩。
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3. Theeconomy is improving, and people are feelingmore hopeful about the future.
经济正在改善，人们对未来感到更加乐观。