乌克兰士兵正通过废弃的天然气管道在地下穿行，以抵达与俄罗斯战争的前线附近阵地。
Ukrainian soldiers are traveling underground through abandoned gas pipes to reach positions near the front lines of the war with Russia.
我们的记者玛丽亚·瓦列尼科娃与他们一同经历了穿越杀伤区的旅程，并进入部队一次要待上数周的狭窄空间。
Our correspondent Maria Varenikova joins them on the journey through the kill zone and into the confined spaces where troops spend weeks at a time.