survivalism
noun/səˈvaɪvəlɪzəm/
/sərˈvaɪvəlɪzəm/
[uncountable]- the practice of preparing for a dangerous or unpleasant situation such as a war by learning how to survive outdoors, practising how to use weapons, storing food, etc.
求生训练学员，户外生存受训者（为防备险恶状况而学习户外求生技能）