名词
中文翻译：投资
同义词：
['funding', 'capital', 'expenditure']
例句：
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1.The company is investing heavily in research and development.
该公司正在大力投资研发。
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2. The government has invested billions of dollars in infrastructure projects.
政府已投入数十亿美元用于基础设施项目。
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3.Investing in stocks can be a risky but potentially rewarding venture.
投资股票可能是一个有风险但可能回报丰厚的冒险。