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security checkpoint (n)/səˈkjʊr.ə.t̬I ˈtʃek.pɔɪnt//sɪˈkjʊə.rə.ti ˈtʃek.pɔɪnt/a designated area where security checks are done to make sure people, their belongings, or vehicles are safe and follow the rules before they can enter a protected area.trạm kiểm soát an ninh ![]() Passengers must go through a security checkpoint before boarding the flight. The security checkpoint at the entrance ensures a controlled environment. At the security checkpoint, bags are scanned for prohibited items. The security checkpoint is a critical step in maintaining airport safety. Từ vựng khác:restricted area , mark , cordon off , call button , X-ray machine |