[; , ] () money that people or companies of one country invest in another by buying property, building factories, buying businesses, etc.对外直接投资，国外直接投资，外商直接投资（一国个人或公司在国外购买房地产、建厂、购买企业等方式的投资）◆The continued flow of foreign direct investment is critical for developing countries.源源不断的国外直接投资对发展中国家而言是至关重要的。