the action or process of investing money for profit or material result 投资 a debate over private investment in road-building. 关于私人投资修路的争论。 [count noun]the wealth generated allowed investments to be made in many new industries. 产生的财富可用于投资各种新兴产业。 a total investment of £50,000. 共计5万英镑的投资。 ■[count noun]a thing that is worth buying because it may be profitable or useful in the future 值得投资之物 freezers really are a good investment for the elderly. 冰箱对于老年人来讲的确是一件值得买的东西。 ■[count noun]an act of devoting time, effort, or energy to a particular undertaking with the expectation of a worthwhile result 投入,付出 the time spent in attending a one-day seminar is an investment in our professional futures. 花时间参加一日研讨会是对我们事业未来的一种投资。
(archaic)the surrounding of a place by a hostile force in order to besiege or blockade it (古)包围,封锁