VOA慢速英语:特朗普谴责白人至上主义 指精神疾病导致枪击事件

bigotry - n. act or belief against a particular group (such as racial or religious group)

red flag - n. a warning sign that there is a problem

trigger - n. a lever on a gun that you pull to fire the gun

white supremacy - n. the belief that white people are better than all other races and should have control over all other races

background - n. the experiences, knowledge, education... in a person's past

stand up to - phrasal verb, to resist strongly

transfer - n. the act or process of moving something from one place to another