Biodegrading
v. 生物递降分解( biodegrade的现在分词 )
🗣️ 情景例句
Do you?
你会吗？
Could I have your latest catalogues or something that tells me about your company?
可以给我一些贵公司最近的商品价格目录表或者一些有关说明资料吗？
Hello! Could I speak to the headmaster, please?
您好！我能和校长通话吗？