When the user double-clicks the document, you need to launch the document in its associated application (such as the Adobe Reader for a PDF file).
当用户双击文档时，需要在相关联的应用程序中打开文档（比如用 AdobeReader 打开 PDF 文件）。
When the user double-clicks the document, you need to launch the document in its associated application (such as the Adobe Reader for a PDF file).
当用户双击文档时，需要在相关联的应用程序中打开文档（比如用 AdobeReader 打开 PDF 文件）。
应用推荐