self-protection method自我保护方法
self-value protection自我价值保护原则
self-protection awarenes自我保护意识
self-protection jammer自卫干扰机
self-protection welding自保护焊
self-protection ability自护能力
fault self-protection故障自保护
self-health protection自我保健
legal self-protection法律自我保护
N（名词） the act or an instance of protecting or defending oneself 自我保护