显示: show; display; demonstrate; ...或: nǎi-.修改: revise; amend; alter; modify ...用: 40分钟跑完全程 run the course in 4 ...在: exist; be living文件: document; file; papers; inst ...扩展: expand; extend; spread; deve ...名: time; times; days关联: be connected; be related的: 4次方是 The fourth power of 2 i ...类型: type; mold; form; cut显示或修改文件扩展名关联。: assoc文件扩展名关联: file extension associations给文件扩展名关联打开文件: associate a file with a file extension文件扩展名: extension name; filename extension; midibat文件扩展名: bat file extension程序运行在文件列表框中显示的文件类型: pattern常用文件扩展名集: common file extensions文件类型关联: file type associations带扩展名的文件: file with extension关联的扩展名: associated file extension无效的文件类型: error 63 invalid file type初始化设置文件扩展名: ini对这些文件扩展名使用: use this mime as the outgoing default for these file extensions对这种文件扩展名使用: use this mime as the outgoing default for this file extension