Coliformin
类大肠杆菌素
🗣️ 情景例句
How about tomorrow?
明天怎么样？
All work and no play makes Jack a dull boy.
只工作，不玩耍，聪明小孩也变傻。
The factory has been there for several years.
这家工厂在那儿已有好几年了。