the fact of being prevented from breathing until you become unconscious or die; the act of preventing somebody from breathing until they become unconscious or die 窒息:在您失去知觉或死亡之前被阻止呼吸的事实;阻止某人呼吸直至失去知觉或死亡的行为 The cause of death was asphyxiation. 死因是窒息。