noun🔗Share安全带 A restraining belt attached to a vehicle seat which is fastened around passengers and which is intended to keep an occupant in place so as to avoid injuries in accidents where the occupant could be thrown against a solid object.""The driver reminded everyone to buckle their seatbelts before starting the car." "司机提醒大家在开车前系好安全带。vehicletechnologytrafficmachineChat with AIVocabulary GamePractice Reading