Pathogens
病原体(物)
🗣️ 情景例句
Does he have a middle name?
他有中间名字吗？
I don't know what I should have done without your help.
要不是您的帮助，我真不知道该怎么办。
They describe how each process goes on to the next.
表述着每道工艺间的衔接情况。