Definition
to deploy military personnel, law enforcement, or similar groups to a location to address a perilous situation
派出（軍隊、警察等）平息危機
During the terrorist attack, the government decided to send in the police to handle the situation.
在恐怖攻擊期間，政府決定派遣警察來處理情況。
When the fire reached the factory, the fire department immediately sent in firefighters to put it out.
當火勢蔓延到工廠時，消防部門立即派遣消防員前往滅火。
To maintain peace, the United Nations decided to send in peacekeeping troops to the area.
為了維護和平，聯合國決定派遣維和部隊前往該地區。