They all speak through pseudonyms, but I don't even know which psuedonym comes from what country because shortly after I read these answers, someone who calls himself “Tux” erases them all and writes

他们全部使用假名，而我甚至无法把这些假名与上述国家进行对照，因为就在我读到这段内容之后不久，一个自称"Tux"的人就擦除了这些记录。

youdao