Seldom seen, the detail of their lives has long been a mystery, 由于行踪隐蔽 雪豹的生活细节一直是个谜

269. and that is a challenge
     恶化的条件威胁着
270. for one of the most majestic of all mountain creatures.
     一种美丽山地动物的生存
271. The snow leopard.
     雪豹
272. Seldom seen, the detail of their lives has long been a mystery,
     由于行踪隐蔽 雪豹的生活细节一直是个谜
273. but now, at last, helped by the latest remote-camera technology,
     但现在 借助最先进的远程摄像技术
274. we are getting closer to them than ever before.
     我们终于能够近距离观察他们
275. They are very rare,
     雪豹数量稀少

来自《行星地球 第二季 第二集 Planet Earth S02E02 山脉》第 272 行