mass shooting編輯正在努力提供更完整的內容，建議 20 分鐘後再回來看看mass shootingmass shooting — 名詞名詞1. an incident in which multiple people are shot and killed or injured1.名詞釋義大規模槍擊an incident in which multiple people are shot and killed or injured例句The country experienced another horrific mass shooting last week.