my-projects-website/app/application/lang/en/site.php

<?php
return [
    "Menu" => "Menu",
    'Projects' => 'Projects',
    'Project' => 'Project',
    'About project' => 'About the project',
    'Page without translation' => 'Page without translation',
    'Powered by service' => 'Powered by the My Projects website engine',
    'Choose language' => 'Choose language',
    'Feedback' => 'Feedback',
    'Feedback-send' => 'Send review',
    'required field' => 'required field',
    'Message sent successfully' => 'Message sent successfully',
    'attributes' => [
        'name'    => 'name',
        'email'   => 'email',
        'message' => 'message',
    ],
];