investmentKK [ˏɪnˋvɛstmənt] /ˌɪnˈvɛstmənt/发音名词1投资、投资额The company announced a large investment in renewable energy.该公司宣布对再生能源进行大笔投资。2投入、付出Learning a language requires a real investment of time and effort.学一种语言需要投入大量的时间和精力。3划算的花费、值得的东西口语A good mattress is an investment you won't regret.买一张好床垫是一笔你不会后悔的花费。用这个字练口说→