双语制
[shuāng yǔ zhì]
双语制的用法和样例：
例句
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布鲁塞尔比利时首都和最大城市，位于比利时中部。官方使用双语制（法兰德斯语和法语）。1830年成为比利时的首都。人口2，395，000
The capital and largest city of Belgium, in the central part of the country. Officially bilingual(Flemish and French), it became capital of Belgium in1830. Metropolitan area population, 2,395, 000.
