Biodegradability
生物可降解性
🗣️ 情景例句
In fact, I love what I do ...
事实上 我热爱我的工作……
You have also made some readjustment in your import and export business, have you?
你们的进出口贸易也有一些调整，对吗？
Well, there are several things we could do.
唔，有几件事是我们可以做的。