Our militia fired off volley after volley from anti-aircraft artillery.

我民兵的高射炮连续进行射击。

Sword Is for Ox, but Flack is Unharmful to Flies.

杀牛请用宰牛刀；别拿高射炮打蚊子。

The antiaircraft guns opened up.

高射炮开始射击。

The ack-ack guns started immediately.

高射炮立即开始发射。

If you put 5 Flak Troopers inside it you'll have an amazing anti-tank and anti-air defense that can outrange most vehicles!

如果你放了5高射炮兵进去，你将得到一非常棒的反坦克，防空防御，它可以超过大多数的车辆的射程。