1)   Declan's Chinese Dictionary 1.0 Declan's Chinese Dictionary uses the 20,000 word CEDICT Chinese-English dictionary database. Both the GB (Simplified) and Big5 (Traditional) versions of the databases can be used. 2)   Learn Chinese and Speak Mandarin 2.7 Learn Chinese and Speak Mandarin is a revolutionary and award winning new system for learning Chinese designed by language experts. The program contains personalized lessons that give special attention to everyday language and pronunciation.