I quickly made a bed of boughs and started a fire with the bark of an old dead birch.

我很快用树枝搭了个床，用枯死树树皮生火。

So was I once myself a swinger of birches.

当年，我自己也是“荡树”能手。

The plant DNA painted a picture of forests dominated by poplar and birch trees.

植物DNA描绘了一幅以白杨树和白树为主森林图景。

Trees like paper birch white or silver poplar, acacia and eucalyptus light up the night.

白色纸树或银色白杨树、金欢树和桉树等树木点亮了夜晚。

The DNA of the birch trees lacked many of the mutations that living species have, indicating that they were ancient.

白树DNA缺乏许多现存物种所具有，这表明它们是古老。

Researchers used lasers to scan birch trees in both Finland and Austria.

研究人员用激光扫描了芬兰和奥地树。

The native Wabanaki people arrived there in boats made from the wood of birch trees.

当地瓦巴纳基人乘坐用白树木制成船只抵达那里。

As I drove, all along the roadside shrubby birch kept close company with the car.

当我开车时，路边灌木丛中树一直与汽车紧紧相伴。

But the most formidable challenger is the humble downy birch.

但最强大挑战者是不起眼绒毛树。

I put the last of my birch bark on the fire and fanned it into life.

我把剩下树皮全部放进火堆里，然后扇火使它再次燃烧起来。

I pass my hands lovingly about the smooth skin of a silver birch, or the rough bark of a pine.

我手爱抚着白树光滑树皮，或是松树粗糙树干。

And good afternoon dear birches down in the hollow.

下午好，山谷里亲爱树。

Ancient gums were made from local plants like birch bark tar used for Finland's wad.

古代口香糖是由当地植物制成，比如说芬兰口香糖使用白树皮焦油。

Fireheart stayed clinging to the slender branch of the birch long after the Twoleg door had shut.

火心在两条腿门关上很久之后，一直紧紧抓住白树细长树枝。

Nimbrethil the birch-woods in Arvernien, and Fimbrethil, one of the Entwives.

Nimbrethil 是 Arvernien 树林，还有 Entwives 之一 Fimbrethil。

In a small pot on the worktop were shavings of birch bark for tisanes and medicinal brews.

工作台上一个小锅里放着白树皮刨花，用于制作茶水和药酒。

Birch is one of the few species of tree that can survive in the extreme environments of the upper timberline.

树是少有能够在上行树带界线，这种极端天气情况下存活树种。

Meanwhile in the Russian Arctic, geo-engineering plans include the planting of millions of birch trees.

而在俄罗斯北极地区，地球工程计划在此种植成千上万树。

Nejdanov leaned against a solid wall of young birches casting a heavy though mild shade.

Nejdanov 靠在一堵结实小树墙上，树荫投射出浓重但温和阴影。

And very incitedly he drew them all without stopping, on a big new bit of birch-bark.

他非常兴奋地把它们都画在一块新大白树皮上， 没有停下来。