世界语是作为辅助语发明的。Esperanto was invented as an auxiliary language.他世界语讲得极好.He speaks Esperanto admirably.他要学世界语.He wants to learn Esperanto....

“世界语”的拼音为：shì jiè yǔ...

“世界语”的英语可以翻译为：Esperanto，universal language ...