6月16日，南部战区航空兵某旅组织跨昼夜飞行训练，锤炼硬功，检验部队全天候作战能力。图为战机滑出。（英文中国军网、英文国防部网/王国云 摄影报道） Fighter jets attached to an aviation brigade of the air force under the PLA Southern Theater Command participate in a close formation taxi known as an “ elephant walk” along the runway before takeoff during a round-the-clock flight training exercise on June 16, 2021. (eng.chinamil.com.cn/Photo by Wang Guoyun)