文件删除

例句：

1. 1.I deleted the file from my computer to free up space.
   我删除了电脑里的文件以释放空间。
2. 2.The teacher asked us to delete all unnecessary notes from our textbooks.
   老师让我们把课本上所有不必要的笔记都删掉。
3. 3.After reading the book, she decided to delete some of her favorite chapters.
   读完书后，她决定删除一些她最喜欢的章节。