Examples of using "гарантирует" in a sentence and their english translations:
Careful preparations ensure success.
ensures that your website is super user-friendly
Going to college doesn't guarantee you a good job.
if I follow my passion, it doesn't guarantee that I'll succeed,
It just ensures that you're doing what's best for the users.
Article III of the Universal Declaration of Human Rights guarantees the right to life to all human beings.
In no way does the fact that a text was written by a native speaker guarantee that it is any good.