LingoPad is a free offline dictionary for Windows. It contains a German-English dictionary; other dictionaries (German-Spanish, French, Japanese, Chinese, Turkish, Norwegian, Arabic) can be downloaded as well. You can also import your own wordlists and use them parallel to the existing dictionaries. For each dictionary, a user dictionary can be defined to include additional wordlists.
You have chosen to report a review as abusive, do you wish to continue?