Quick Translate is an application for quick text translation using Google Translate or Bing Translator.
You can use this app by clicking on the application icon in status bar and choose "Open Translate Window" from menu. Enter your text into the field and press "Translate" button. You can set global hot key for this action. Also you can select a text in any application and choose "Quick Translate" from context menu.
Quick Translate provides support for Apple Script.