Chronic fatigue syndrome is an illness that is thought to be caused by a virus, and which affects people for a long period of time. Its symptoms include tiredness and aching muscles. The abbreviation CFS is often used.
= ME
N-UNCOUNT
Chronic fatigue syndrome is an illness that is thought to be caused by a virus, and which affects people for a long period of time. Its symptoms include tiredness and aching muscles. The abbreviation CFS is often used.
= ME
N-UNCOUNT
Collins COBUILD. Толковый словарь английского языка для изучающих язык Коллинз COBUILD (международная база данных языков Бирмингемского университета) . 2012