A dark wall of trees—red spruce, balsam fir, beech, hemlock—surrounds you.

你会被黑暗的树墙包围——红云杉、香脂冷杉、山毛榉和铁杉。

youdao

Soon a dark wall of trees-red spruce, balsam fir, beech, hemlock-surrounds you, and there's a sudden stony persistence.

很快你会被一堵厚厚的树墙包围——红云杉、香脂冷杉、山毛榉和铁杉，这会持续一段时间。

youdao

Soon a dark wall of trees—red spruce, balsam fir, beech , hemlock—surrounds you, and there's a sudden stony persistence.

很快你会被一堵厚厚的树墙包围——红云杉、香脂冷杉、山毛榉和铁杉，这会持续一段时间。

youdao

Dolly Sods once was covered with a dense ancient forest of red spruce and hemlock trees.

VOA: special.2009.07.20