DrDo Chinese Language Trainer - Version 3.0 To help you memorize, understand, speak and recognize Chinese words and characters in minimal time with maximal fun! To achieve this, the program is centered around the vocabulary text-file: Instead of writing your vocabularies in a conventional book, we suggest you use a standard PC text-file. Now, using this file, you can train *your* vocabularies from various perspectives, listen to them, and even play games with them.