1. I expended energy,time,and care on my work. 我把精力、时间和心血花在工作上。
2. Now he is expending his global reach. 现在他正扩大它的国际影响力。
3. Expending energy, in a sense, creates its own replacement - there is no reservoir such that the more you use the less you have. 从某种意义上说，体能消耗的同时产生体能的补充，因为人体内部并没有一种体能储存器，使用一点就会少一点。
英英解释
n.
1. the act of spending money for goods or services
