中国士兵蹲伏在曲折的战壕里，一枚炮弹在他们前方爆炸

中国士兵蹲伏在曲折的战壕里，一枚炮弹在他们前方爆炸。这支军队曾在1943 年11 月参加阻击对云南南部进行大规模侵略的日军。

An artillery shell bursts in front of Chinese soldiers crouched in a zig-zag trench. These are some of the troops who, in November 1943, helped hurl back a large scale Japanese offensive in southern Yunnan province.