to be knowledgeable or skilled about something
быть осведомленным или опытным в чем-то (byt osvedomlennym ili opytnym v chem-to)
"You can tell she really knows her stuff about physics."
"Можно сказать, что она действительно разбирается в физике." (Mozhno skazat, chto ona deystvitel'no razbiraetsya v fizike.)
a significant or sudden development or discovery; an importa...
to learn how to do something, especially a job
at the forefront of innovation or technology
An unintentional mistake that reveals one's true thoughts or...
To try to make the best possible impression
to notice or become aware of something
