Translating Google Spreadsheet cells using Google Translate

Translate.js

function onEdit(e) {
  var sheet = SpreadsheetApp.getActiveSheet();
  var name = sheet.getName();
  var cell = sheet.getActiveCell();
  var value = cell.getValue();
  if (typeof value == 'string') {
    var spanish = LanguageApp.translate(value, 'en', 'es');
    cell.setValue(spanish);
  }
}