短语词组短语seat -belt 安全带Aircraft seat -belt 飞机安全带front seat inner belt 前排座椅内安全带Rear Seat Safty Belt 后座椅安全带Seat t belt 安全带car seat -belt 汽车安全带和背带seat e belt 安全带当汽车紧急制动或撞车时seat integrated belt system 安全带系统seat only belt 安全带 返回 seat belt