In the main menu bar, click "Help", "Software Update"--"Find and install";
Search for new featrues to install, click Next;
Click New Remote Site;
Name:language Url:http://download.eclipse.org/technology/babel/update-site/europa, click OK-click Finish;
Wait a moment, pop-up Update Site mirrors window, click the bottom of the drop-down box at the bottom of language.
Wait a moment, pop up the Updates window, click the language Left Triangle icon in the Select the features to install to expand the directory, tick Babel language Packs in simple Chi Nese-click Next;
Wait for the download, pop-up Select the Installation Path dialog box, by default, click Finish;
Download complete, prompt installation, click Install all, installation complete, prompt to close myeclipse, confirm can;
To the program installation directory, the X:/program files/myeclipse 6.5/eclipse/eclipse.ini configuration file,-duser.language=en Delete, save, close the configuration file;
Run MyEclipse6.5, enjoy it;