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- backup resource tree 备份资源树
- The concept of process document tree and resource tree is introduced and incorporated into the traditional theory of process planning management. 系统采用产品工艺文件树和资源树的形式，对工艺文件的生成进行统一有效的管理。
- A centralized algorithm for network backup resource assignment 一种网络备用资源的集中规划算法
- As the car hit the tree he was snot out. 汽车扭在村上，他被猛地摔了出来。
- Do you have any backup if this machine fails? 如果这台机器坏了你有备用的吗?
- The bird sang high and clearly in the tree. 鸟儿在树上清脆地高歌。
- We should always have a backup plan. 我们应该总是有备用的计划。
- The annular markings on a tree indicate its age. 树的环形纹理显示其年龄。
- The car hit the tree with a sickening crash. 那辆汽车撞在树上发出让人难受的撞击声。
- An arrow whizzed past and stuck in a tree. 一支箭“飕”地一声飞过去，钉在一棵树上。
- Backup Resource Protection: A New Kind of Mode to Protect Scientific Digital Periodical 多备份资源保存:科技电子期刊长期保存的新模式
- The squirrel ran up a tree and got out of my reach. 松鼠跑到树上去了，我逮不着。
- The workers saw off a limb from the tree. 工人从树上锯下了一根大树枝。
- He is not made for climbing the tree of knowledge. 他不是生来适于攀登知识之树的。
- He tethered his horse to a tree. 他用绳子把马拴在树上。
- The ivy twined round the oak tree. 长春藤盘绕着橡树。
- I saw the bird at the very top of the tree. 就在那棵树顶上我看到那只鸟。
- He is hit by a falling tree and killed on the spot. 一棵树倒下来，把他当场砸死了。
- She was sitting in the shade of a big olive tree. 她正坐在一棵大橄榄树的树荫下。
- In the storm we take refuge under a big tree. 在那次暴风雨中，我们躲在一棵大树下。
