Esperanto
/ˌespəˈræntəʊ/noun
mass noun
- an artificial language devised in 1887 as an international medium of communication, based on roots from the chief European languages. It retains the structure of these languages and has the advantage of grammatical regularity and ease of pronunciation.世界语（创始于1887年、旨在用作国际交流工具的, 其词汇基于欧洲主要词言的词根, 并保留了这些语言的结构; 它的优点在于语法极具规律、发音简单）。
派生词
Esperantist
noun词源
from the name Dr Esperanto, used as a pen-name by the inventor of the language, Ludwik L. Zamenhof （1858-1917）, Polish physician; the literal sense is 'one who hopes' （based on Latin sperare 'to hope'）.