Convenient Use Screen word-extracting, fast and accurate! The word pointed by mouse at any place on the screen will be immediately translated and detailed explanation will be gained through easy and simple search! High intelligence 21CN Dictionary may automatically capture tense and property change of English words, and adjust size of the floating window and number of text lines according to the contents of display. The floating window provides several shortcut buttons, including "Dictionary Lookup", "Copy", "Read" ,"Add to User Dictionary"and "Window Fixing". Powerful functions Three-direction mutual translation: English-Chinese, Chinese-English and Chinese-Chinese English word pronunciation, Chinese word pronunciation. Rich content, detailed explanation with sample sentences. Completely support Internet search option. Vague search supports the wildcard. User's Dictionary Users can create any number of user dictionaries and add words not involved in 21CN Dictionary to their own User Dictionary.Users can also add words that they think is important in 21CN Dictionary to any User Dictionary. When look up a word,all the matched explanations in different user dictionaries will be printed in display box. Good compatibility being available to run on multi-operation systems of Windows English, Japanese or Chinese Windows 95/98/ 2000/ NT/ME/XP