Now he wants to use these boxes to take the place of the dead trees.
现在他想用这些箱子来代替枯树。
Not long ago, he found that the bluebirds were nesting in the dead trees which were often cut down, so he began to make bluebird boxes for the birds in order to save them.
不久前，他发现蓝知更鸟在枯树上筑巢，而这些枯树往往会被人们砍去，于是他开始为这些鸟制作蓝知更鸟箱，以拯救它们。
To gather samples from the Giant Forest trees, the researchers were allowed to collect cross-sections of downed logs and standing dead trees, he said.
史威特南说，为了获取巨木林中树木的年轮样本，研究人员被允许可以收集倒下树木或枯立木的横截面。
The goal is to bring the information back to life, not just to treat it as dead facts on paper from dead trees.
阅读的目的是将资讯活用，而非仅仅把它看作堆砌在无生命的纸张上的死文字。
If snakes are a problem, remove dead trees and cut high grass to deny them places to hide.
如果蛇是一个问题，那就移走已死的树木并修剪高高的草坪，使它们无处藏身。
Now I just have one here like an ax, it was my grandfather left me, very suitable for cutting dead trees.
现我这儿正好有一把这样的斧头，它是我祖父留给我的，很适合砍伐枯树。
Salvage logging, however, removes the remains of dead trees and makes room for fresh growth immediately, which is likely to help forest areas recover from the disaster.
然而，回收性砍伐则可以把这些死树移走，迅速地位新生的树木提供生长的空间。这样做，有助于帮助森林从火灾中恢复。
And of course dead trees do not provide habitats only for harmful insects. They are also used by birds and other insects that are important contributors to the long-term health of forests.
而且，死树不是仅仅为害虫提供栖息地，鸟类和其他昆虫也会居于与此，这些鸟类和昆虫对于森林的长期健康是有利的。
Dead trees may fall on a windy night.
枯树可能会在刮风的夜晚倒下。
Dead trees may fall on a windy night.
枯树可能会在刮风的夜晚倒下。
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