Coinfection
同时感染
🗣️ 情景例句
Right, Robbie?
对吧， Robbie？
What day is today?
今天是星期几？
In this much-travelled world, there are still thousands of places which are inaccessible to tourists.
在这个旅游频繁的世界上，仍有成千上万个游人足迹未至的地方。