美国小镇枪击案一年之后

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graduate – v. to earn a degree or diploma from a school, college, or university

angst – n. a strong feeling of being worried or nervous

therapy – n. the treatment of physical or mental illnesses

vigil – n. an event or a period of time when a person or group stays in a place and quietly waits or prays, especially at night

yoga – n. a system of exercises for mental and physical health