名词
中文翻译：投资
同义词：
['capital investment', 'financialinvestment']
例句：
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1. The companyhas invested heavily in research and development.
该公司在研究和开发上投入了大量资金。
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2. Thisis a great opportunity for investment.
这是一个极好的投资机会。
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3. The government's investment ineducation has improved the quality of life formany people.
政府对教育的投资提高了许多人的生活质量。