Nitrosococcus
[医] 亚硝化球菌属
🗣️ 情景例句
Many shopping malls and supermarkets can deliver goods straight to your door.
许多购物中心和超市提供免费送货上门服务。
I didn't read the whole paper, arts column.
我没有看到报纸的全部，我只是大概看了艺术版。
Is anything the matter?
怎么回事呀？