maneuver, 演習

Spanish soldiers of the 7th Airborne Light Infantry Brigade 'Galicia' fire a howitzer Light Gun L118 during maneuvers with other units from the Training Center 'San Gregorio' in preparation for NATO's Very High Readiness Joint Task Force (VJTF) within the NATO Response Force (NRF) in Zaragoza, Spain, 19 April 2016.
April 20, 2016
http://www.voanews.com/media/photogallery/april-20-2016-day-in-photos/3294254.html