Link: https://chrome.google.com/webstore/detail/translateit/hinfihfideoabebejkmbjflmhfmjepjc?hl=en-US To start with select any text to know its Hindi meaning. Right click on the selected text and you will see a 'TranslateIt' menu option. Click it and a google translate window will show the meaning of the selected text.
It can be used to understand the meaning of any line, phrase or paragraph following the same process.