名词
中文翻译：内部投资
同义词：
['internal investment', 'internal capital', 'internal financing']
例句：
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1. The company is investing heavily in research and development to improve its competitiveness.
该公司正在大力投资研发以提高竞争力。
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2.The government has made a significant investment in infrastructure projects.
政府在基础设施项目上做出了重大投资。
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3.The company's decision to invest in new technology was met with mixed reactions from investors.
公司决定投资新技术，投资者的反应不一。