n.投资，投资额；封锁；（时间、精力的）投入；值得买的东西 变形： 复数：investments 双语释义：n.(名词)[U]投资 the act or action of investing[C]投资的资本; 投资对象 sth invested or in which one invests英英释义： investment[ in'vestmənt ]n.the act of investing; laying out money or capital in an enterprise with the