to stay relaxed and not get angry or upset
оставаться спокойным и не злиться или расстраиваться (ostavatsya spokoynym i ne zlitsya ili rasstraivatsya)
"He tried to keep calm when everyone else was panicking."
"Он пытался оставаться спокойным, когда все остальные паниковали." (On pytalsya osta-vatsya spokoynym, kogda vse ostal'nye panikovali.)
to make efforts to achieve a particular goal
to provide more details or develop an idea further
to show multiple directions or places
to accept someone’s authority or give in to pressure
to cooperate or collaborate with someone on the same task or...
to think carefully about something