求翻译：今天，我起的不算太晚，起来后便写起了作业，我家中无人，打算一会儿写完计划的作业便玩一会电脑，可刚写完，便没电了，真扫兴是什么意思？

Today, I'm not too late, after writing up the job, nobody in my family, planning to jobs that are finished writing your plan will play a computer may have just finished, they had no electricity, really disappointing