to secure something completely
полностью обезопасить что-то (polnost'yu obezopasit' chto-to)
"Before launching the website, make sure to lock it down."
"перед запуском вебсайта, убедитесь, что вы его заблокировали." (pered zapuskom vebsayta, ubedites', chto vy **ego zablokirovali**.)
completely controlled or dominated by someone
to use the law in a dishonest way to achieve something
to memorize something perfectly
to stay focused on your goal despite difficulties
to be very proud of someone or something
to be in a very difficult or challenging situation
