C# .Net Framework 4.6.2 Visual Studio
a C# library that deals with Google Translate REST API. Offers google translate service operations from a C# software
GCl = new GTradRestAPIClient();
// source language, target language, text to be translated
var r = GCl.TranslateAsync(Languages.en, Languages.fr, "text to be translated");
// translated text
var res = r.Result;
To go further, please read informations at : http://franckgaspoz.fr/en/use-google-translate-for-free-on-the-command-line/