Используйте «ack-ack gun» в предложении

1. � She replaced dead ack-ack gunners on the spur of the moment and shot down a Junkers 88

2. ����������� �Quadruple 20mm ack-ack gun

3. “You could find old torpedoes, beautiful little motors, ack-ack guns—you would sit there and wind the handles on them