Colitoxin
大肠杆菌毒素
🗣️ 情景例句
I feel rotten about not taking the children out.
我没有带孩子出去觉得很不痛快。
Could you tell me where is the bus stop?
你能不能告诉我公共汽车站在哪里？
I'd also like to congratulate you on your good work in these two years.
我还要祝贺你在这两年中的出色表现。