World Toilet Summit
Keywords:
Every day, all over the world, groups of people meet together. They meet to talk about important issues. Business people meet about ways to improve their companies. Teachers meet about new ways to tea...
每天,在世界各地,都有一群人聚在一起。他们聚在一起讨论重要问题。商界人士会面讨论改善公司的方法。教师们开会讨论教授数学、科学或英语的新方法。世界各国领导人举行会议讨论国际政策。但是,你听说过人们开会讨论厕所吗?
2007 年 10 月...
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