https://github.com/yitang/voca-builder.git
git clone 'git://github.com/yitang/voca-builder.git'
voca-builder is an Emacs package that was developed to help you build up your vocabulary. It automates most of the steps in the look-up and record processes, and therefore improve your efficiency and productivity.
By using it, you can
If you are Emacs user and trying to build up your vocabulary, you definitely should give it a try.