当然，大约200年前，印第安纳波利斯是遍地山毛榉和枫树的高山林地。
Of course, roughly 200 years ago, Indianapolis was an upland forest of beech and maple .
文中简要概述了树轮分析在森林干扰、群落动态、森林结构、林分更新方式以及高山林线研究方面的进展。
This paper briefly outlined the advance of dendroecology research in terms of forest disturbance, population dynamics, forest structure, forest regeneration patterns and alpine timberline.
尤其是滑雪场要建在高山林木线以下的时候，大片的森林需要被砍光，这种情况对于风景的破坏便尤为严重。
This is especially true for trails constructed below the tree line, where large patches of forest must be clear-cut to make way for skiers.
那时他已60岁，但还没有准备退休去高山(有没有点归隐山林或者退出江湖的意思呢？)
He was 60, but not yet ready to retire to the mountains or chase a little white ball.
那时他已60岁，但还没有准备退休去高山(有没有点归隐山林或者退出江湖的意思呢？)
He was 60, but not yet ready to retire to the mountains or chase a little white ball.
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