• 基础释义
  • 例句
  • 柯林斯词典释义
例句
柯林斯高阶英汉双解学习词典释义
  • N-COUNT
    活页夹
    A folder is a thin piece of cardboard in which you can keep loose papers.
  • N-COUNT
    (计算机系统中的)文件夹
    A folder is a group of files that are stored together on a computer.