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Beschreibung

This extension allows users to lookup and save new words definitions on ketnoitienganh.com With this extension you can: - lookup word definitions in any web site you visit - select word to lookup definitions conveniently by double click on the word - login to ketnoitienganh.com then any word you looked up is saved to your account. You can create group of looked up word and exercise with it. - many exercise tool on ketnoitienganh.com help you exercise and remember words very fast.