tree bark中文什么意思

例句与用法

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1. Many people have resorted to eating grass , tree bark , clay , rodents and insects
   很多的人只得去吃草，吃树皮，吃泥土，吃老鼠，甚至吃虫子。
2. Suffering from cold , wind , heat and rain , they will put on clothes made of tree bark and leaves
   受到寒冷和风暴，炎热和雨水的折磨，他们会穿上树皮和树叶制成的衣服。
3. Researchers are also developing " cellulosic biomass " - - things like grass and tree bark , which are normally considered waste
   研究人员正在研究“纤维性生物数量” ，一种类似草和树皮的东西，也是通常认为没用的东西。
4. As humans lost full consciousness , the dna for the biochemistry of their form was absorbed by certain herbs , tree bark , flowers and roots
   在人类丢失了全意识时，身体生化结构的dna被某些草本、树干、花朵和根茎所吸收。
5. In 105 a . d . , drawing on previous practices from others before him , cai lun invented paper by using tree bark , hemp , and pieces of cloth
   公元105年，蔡伦总结了前人的造纸技术，用树皮、麻头、旧布等为原料，造出了可以写字的纸。