英汉解释

adj. 耗尽了的；精疲力尽的
v. 花费（spend的过去分词）；浪费；耗费

同义词

a. dog-tired，exhausted，expended，gone

参考例句

1. I nearly spent half an hour to finish this composition.
我几乎花费了半个小时来完成这篇作文。
2. He spent a year studying literature at Oxford University in England.
后来他在英国的牛津大学学习了一年的文学。
3. The teacher was very busy, nevertheless he spent much time helping us.
这位老师很忙，但他还是花了很多时间来帮助我们。

英英解释

adj.
  1. drained of energy or effectiveness; extremely tired; completely exhausted
  2. having all been spent

网络释义

spent
花费; 消耗的; 废的; 耗尽的;
spent acid
废酸; 余酸; 粗硫酸; 残酸;
Time Spent
而用户访问时长; 优酷月度浏览总时长; 而用户拜访时少; 总时少;
spent malt
麦芽废;
spent cathodes
废电极;