美国土著传统帮助退役军人

attach - v. to associate or connect one thing with another

board - n. a group of people who manage or direct a company or organization

participant - n. a person who is involved in an activity or event

practice - v. to do something again and again in order to become better at it

retreat - n. a place that is quiet and private

toxin - n. a poisonous substance and especially one that is produced by a living thing

trash - n. things that are no longer useful or wanted and that have been thrown away

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

sauna - n. a special heated room in which people sit or lie down in order to get hot and sweat