Polyinfection
[医] 混合感染
🗣️ 情景例句
I studied English in school.
我是在学校里学的英语。
Stay out of this matter, please.
请别管这事。
and found our then prevailing primitive state completely uninteresting to their own advanced knowledge.
并且发现我们地球当时普遍存在着的原始状态同他们先进的知识相比是索然无味的。