Degradable biological materials

• 生物降解材料

Degradable biological materials的用法和样例：

例句

1. This essay introduced the research progress of using soybean protein to obtain biodegradable materials in the world.
   论述了国内外对大豆蛋白制取可生物降解材料的研究进展情况。
2. But the bone awl such biological material is may degrade the material, then knows its age through the radiocarbon test.
   但是骨锥这样的生物材料是可降解材料，通过放射性碳测试即可知道它的年代。