Biodegrading
v. 生物递降分解( biodegrade的现在分词 )
🗣️ 情景例句
OK. Your offer si 5%. I think you have yourself of a deal.
好的，你们降价5%，我们就这样说定了。
It's not four o'clock.
还没到四点呢。
When did they leave this area?
他们什么时候离开这里？