Biodegrading
v. 生物递降分解( biodegrade的现在分词 )
🗣️ 情景例句
Let's get together and have a group study session.
咱们在一起组织一个学习小组吧。
In college I majored in science.What was your major?
在学院我主修了自然科学，你主修了什么？
Hello. Can I speak to Zheng Jie, please?
喂，请找郑杰听电话。