A significant advancement or achievement.
Значительный прогресс или достижение. (znachitelniy progress ili dostizhenie)
"Landing on the moon was a giant leap for mankind."
"Посадка на Луну была огромным шагом для человечества." (posadka na lunu byla ogromnym shagom dlya chelovechestva)
To prepare for a difficult or dangerous situation.
To relax and not worry too much.
to pretend to be confident or happy when you are not
a person who is always busy and active
a person’s ability to judge what is right and wrong
to exaggerate or overstate something