{v. phr.} Remain calm; remain unexcited. * /The main thing to remember in an emergency situation is to not lose one's head and keep cool./
KEEP COOL
Meaning of KEEP COOL in English
Dictionary of English idioms . Словарь английских идиом. 2012
{v. phr.} Remain calm; remain unexcited. * /The main thing to remember in an emergency situation is to not lose one's head and keep cool./
Dictionary of English idioms . Словарь английских идиом. 2012